Sunscreens for plants protects them from ultraviolet and infrared radiation.
We are enabled by means of it to extend materially the range of our observation, especially if the ordinary kinds of glass, which strongly absorb ultraviolet light, are avoided, and, when necessary, replaced by quartz.
Ultraviolet rays (UV) are an invisible form of radiation found in sunlight, and over-exposure to UV light can cause significant eye damage, resulting in a loss of vision, and the possible formation of cataracts.
It's a simple and scientific formula; when the melanin in your skin (your skin's natural protectant) can no longer accommodate the amount of ultraviolet rays that it is being exposed to, it will burn, plain and simple.
Look for bright fabrics that resist the effects of sunlight and chlorine; water-repellent fabrics that dry faster than ever; tightly-woven fabrics that protect the skin from harmful ultraviolet rays and much more.
Indoor lighting, airborne contaminants, and ultraviolet light will all have an impact on the rate and extent of fading.Inspect used pieces by flipping upholstered cushions and viewing wooden or leather furniture from all sides.
In certain areas, the chemicals create holes that allow ultraviolet rays to make it through the atmosphere to the Earth where the radiation causes damage to plants and wildlife and increases the risk of skin cancer in humans.
Instead, they absorb ultraviolet photons from hot stars which are near or embedded in the nebula.
Phototherapy with ultraviolet A or B light waves, or a combination of both, may be used to treat older children or adolescents with mild or moderate atopic dermatitis; it is not suitable for infants or younger children.
Due to the filtering properties of the earth's atmospheric ozone layer, practically all of the ultraviolet light that reaches the earth's surface is the long-wave UVA, while the UVC is necessary to the generation of ozone.
The UVOT detected afterglows from these two bursts in optical light, but not significantly in ultraviolet.
The sun's ultraviolet rays are still bearing down on you.
benzene in the presence of ultraviolet light.
electromagnetic spectrum known as the extreme ultraviolet.
Keratinocytes from the skin epidermis are functionally specialized to protect against the damaging effects of external agents, including ultraviolet (UV) light.
fluoresces red, when exposed to ultraviolet light.
Returning to the more orthodox version of the cannabinoid biosynthesis, the role of ultraviolet light should be reemphasized.
Low-density polythene is also often protected by carbon black which absorbs the ultraviolet light which causes free radical production (see p.54 ).
Their potentially harmful effects are a distinct disadvantage... Be sure that any fixture you purchase includes... ultraviolet reducing features.
downstream of the primary grease filters, use powerful ultraviolet light [C-band.
Around midnight the train stopped, border guards appeared at my cabin door, checked my passport and scanned it with an ultraviolet machine.
Forster, P. M. de F. (1995) Modeling ultraviolet irradiances at the Earth's surface.
Stratum corneum is also the primary defense against ultraviolet irradiation.
Skin will be tested by shining ultraviolet light to limited areas and by taking tiny skin samples.
Community cards came the talon lineup ultraviolet part of beneath the spots.
This protects us from harmful ultraviolet light and x rays from solar magnetic storms.
melanin pigment, which protects the skin from damage by ultraviolet rays.
observatoryet observatories Right now there are no dedicated ultraviolet observatories in orbit.
They are converted from gamma-ray / x-ray photons to Ultraviolet photons and then finally to visible photons when they reach the photosphere.
Artificial ultraviolet light is used to treat skin diseases like psoriasis and is called phototherapy.
phototherapy suite for ultraviolet light treatment (PUVA and UVB ).
Nevertheless, current research funding emphasizes the role of ultraviolet vision in birds with research ranging from receptor cell physiology to behavioral experiments.
polymorphous light eruption Long term exposure to ultraviolet radiation ultimately causes skin aging and skin cancers.
polyvalent bacterial vaccines, alkalies, citrus fruits, vitamins, ultraviolet light, nor glycol aerosols prevent the common cold.
Destruction of the ozone layer results in an increase in the amount of harmful ultraviolet radiation reaching the Earth's surface.
This chaotic motion may be caused by the powerful ultraviolet radiation from the luminous, massive stars.
razor strop here, only needles, machines, ultraviolet rays.
The massive high density polyethylene container is durable, impact resistant, ultraviolet stabilized and corrosion free.
It absorbs solar ultraviolet radiation, which heats the stratosphere.
Above the middle stratosphere the absorption of solar ultraviolet radiation by oxygen also becomes important.
There was no razor strop here, only needles, machines, ultraviolet rays.
talon lineup ultraviolet part of beneath the spots.
Halothane contains thymol as a stabilizing agent and is stored in dark bottles as it is decomposed by ultraviolet light.
Final checking from the original manuscripts at DRO using ultraviolet.
Stratospheric ozone acts as a shield by absorbing potentially harmful ultraviolet (UV) radiation which would otherwise reach the earth's surface.
In addition, the tube provides ultraviolet / blue light which is extremely beneficial to plants.
But the sun's harmful ultraviolet (UV) rays reflect off water making you burn faster.
SOHO allows us to view the Sun in the part of the electromagnetic spectrum known as the extreme ultraviolet.
Manufactured from heavy duty high density ultraviolet resistant plastic Features easy carry handles and antiperch domes.
Sunlight consists of electromagnetic radiation of wavelengths from 20 microns at the far infrared end to 200 nanometres at the far ultraviolet end.
Ozone is formed naturally in the upper stratosphere by short wavelength ultraviolet radiation.
Short wave ultraviolet light has a photo oxidization effect that destroys chloramines & other toxic by-products of chlorine, without adding additional chemical products.
Prolonged enhancement in surface ultraviolet radiation during the Antarctic spring of 1990.
Small quantities may also be produced by certain ultraviolet light wavelengths.
wavelength ultraviolet radiation it seems to have little action.
The normal alcohols were found to be transparent to the ultraviolet rays, the normal fatty acids less so.
C. Brodie in 1853 showed that a trace of iodine also expedited the change_ The same form is also produced by submitting ordinary phosphorus to the silent electric discharge, to sunlight or the ultraviolet light.
It would apply only if the spectrum had no infra-red and ultraviolet extensions.
Destruction of the ozone layer results in an increase in the amount of harmful ultraviolet radiation reaching the Earth 's surface.
The sun 's ultraviolet rays are still bearing down on you.
Stratospheric ozone acts as a shield by absorbing potentially harmful ultraviolet (UV) radiation which would otherwise reach the earth 's surface.
But the sun 's harmful ultraviolet (UV) rays reflect off water making you burn faster.
The peak daily ultraviolet radiation level changes over the year.
Ultraviolet disinfection gives the water a final ' polish ' under high powered lamps to kill any remaining viruses.
Below, you will see the spectrum of the Sun at ultraviolet wavelengths.
Unless it is exposed to longer wavelength ultraviolet radiation it seems to have little action.
All three are great choices for water, mildew and ultraviolet resistant materials that can be special ordered to fit any size furniture.
The Earth is protected from the sun's harmful ultraviolet rays by a layer of ozone in the stratosphere section of the atmosphere.
Photo Sensitive Materials: This technology is designed to break down plastics, photo-sensitive biodegradables deconstruct when exposed to ultraviolet light.
Clear bottles allow ultraviolet rays to interact with the oils and often change or weaken them.
Like many insects, they can see in ultraviolet.
Once a common choice for ceiling lights, fluorescents use a combination of mercury vapor and electric discharge to produce ultraviolet light.
The sun's ultraviolet rays break down the colors, which results in a fabric awning that looks "bleached.
They may also protect the skin from ultraviolet rays, and they are utilitarian in their construction.
Hemp is resistant to mold and ultraviolet light.
In lightweight nylon material, these shorts feature an ultraviolet protection factor of more than 50, great for sensitive skin or long days at the beach.
The fabric of this top provides ultraviolet protection factor (UPF 50) sun protection.
Some jackets are even built with special fabrics that protect the skin from harmful ultraviolet rays.
The problem is that exposure to ultraviolet (UV) rays cause a form of radiation which alters the cellular integrity of skin cells.
According to the National Cancer Institute, skin cancer is the most common type of cancer in the United States and exposure to the sun's ultraviolet rays, or UV rays, is a major cause.
The sun's rays emit ultraviolet (UV) radiation, which damages the outer layer of the skin.
UV, or ultraviolet, rays from the sun can be extremely damaging, causing cataracts and macular degeneration.
Acuvue lenses are unique because they contain a UV blocker, which protects eyes from the ultraviolet rays of the sun.
While they don't have the Revo technology backing them, the lenses are marked UV 400, so ultraviolet rays won't be able to harm your eyes.
Ultraviolet rays, or UV rays, are found just beyond the violet section of the visible light spectrum.
The electromagnetic spectrum includes (from longest wavelength to shortest) radio waves, microwaves, infrared, red, orange, yellow, green, blue, indigo, violet, ultraviolet, x-rays, and gamma rays.
We'll also educate you on the effects of ultraviolet rays and how to proetct yourself.
At Eyeglass Direct you can find t Magnetic Clips that come with ultraviolet filter, polished edges and a custom case.
They offer 100% protection from ultraviolet (UV) rays.
Photochromatic lenses react to ultraviolet (UV) light.
Ultraviolet goggles are designed to protect against eye damage in conditions where UV rays are present.
Even worse is the permanent retina scarring and cataracts that result from ultraviolet damage.
A dilated pupil lets in more ultraviolet light that is damaging to the eye.
Of all of the colors on the electromagnetic spectrum, ultraviolet light (UV) has the worst reputation.
Longer than red wavelengths are infrared, microwave, and radio wave; shorter than blue are ultraviolet, x-ray, and gamma ray.
Other sources of ultraviolet radiation come from black-lights, fluorescent lamps, arc lamps (unfiltered) that utilize various elements such as mercury or xenon, and tungsten-halogen incandescent lamps.
Everyone is familiar with the fact that ultraviolet light is harmful -- but many people are not conversant with the fact that UV is also beneficial.
Exposure to high levels of ultraviolet light can cause many eye problems, including cataracts, photokeratitis (snow-blindness), pingueculae (an irritating growth), and pterygium (another type of growth).
Ultraviolet radiation can damage both your eyes and skin; in fact, prolonged exposure to bright sunlight can cause extensive damage to the corneas and conjunctivas of the eyes.
First and foremost, look for 100 percent UVA (Ultraviolet type A) and UVB (Ultraviolet type B) protection in a pair of shatter-resistant lenses.
This sporty style can be worn for work or play with a 99.9 percent UVA/UVB (Ultraviolet A and B forms of radiation) protection.
There's a price point for every budget . You can work with confidence that you're buying a quality product that will protect your eyes from debris, impact and harmful UV (Ultraviolet) rays.
Ultraviolet radiation from the sun accounts for a majority of melanoma deaths.
Melanin also protects the body by absorbing ultraviolet light.
Ultraviolet radiation such as that which occurs with a welder's flash or use of a sunlamp, can also cause an abrasion, as well as misuse and mishandling of contact lenses.
Moderate exposure to sun or ultraviolet light may help heal the lesions, but patients should avoid being sunburned.
Administered under medical supervision, ultraviolet light B (UVB) is used to control psoriasis that covers many areas of the body or that has not responded to topical preparations.
Tanning beds use ultraviolet A and produce a more intense experience.
Photochemotherapy (PUVA) is a medically supervised procedure that combines medication with exposure to ultraviolet light (UVA) to treat localized or widespread psoriasis.
Sunscreens are products applied to the skin to protect against the harmful effects of the sun's ultraviolet (UV) rays.
There are three types of ultraviolet light, based on their wavelength: UVA, UVB, and UVC.
Ultraviolet A is long-wave radiation generated by the sun that penetrates more deeply than UVB, causes wrinkling and leathering of the skin and damages connective tissue.
Benzophenones, including oxybenzone and dioxybenzone, protect against a broader range of ultraviolet light than the salicylates and are more useful for broad spectrum protection.
Ozone-A form of oxygen with three atoms in its molecule (O3), produced by an electric spark or ultraviolet light passing through air or oxygen.
A layer of ozone about 15 mi (24 km) above Earth's surface helps protect living things from the damaging effects of the sun's ultraviolet rays.
Ultraviolet (UV) radiation-A portion of the light spectrum with a wavelength just below that of visible light.
There are many lenses and lens-coating options for individual needs, including coatings that block the ultraviolet (UV) light and/or blue light which have been found to be harmful to the eyes.
A dermatologist may also study the scalp of a person with suspected tinea capitis under ultraviolet light.
Treatments under investigation, as of 2004, included the use of ultraviolet light and injections of interferon.
Dermatologists can peel off the upper layers of skin using a special ultraviolet light.
Hats, loose clothing, and umbrellas also provide protection, especially between 10 a.m. and 3 p.m. when the most damaging ultraviolet rays are present in direct sunlight.
Sunburn is an inflammation of the skin caused by overexposure to ultraviolet radiation from the sun.
Sunburn is caused by exposure to the ultraviolet (UV) rays of the sun.
There are two types of ultraviolet rays, UVA and UVB.
The ultraviolet rays in sunlight destroy cells in the outer layer of the skin, damaging tiny blood vessels underneath.
Cells stop making certain proteins because their DNA is damaged by the ultraviolet rays.
"Acute Effects of Ultraviolet Radiation on Skin: Sunburn and Tanning."
Other treatments that are sometimes used for atopic dermatitis are tar preparations and ultraviolet light therapy (phototherapy).
Some patients who do not respond to ultraviolet light alone benefit from a combination of phototherapy and an oral medication known as psoralen, which makes the skin more sensitive to the light.
In the TSB test, spectrophotometry is used to identify and quantify the amount of bilirubin in a specific amount of serum by measuring the amount of ultraviolet light absorbed by bilirubin pigment in the sample.
Spectrophotometry-A testing method that measures the amount of ultraviolet light absorbed by specific substances such as bilirubin pigment.
This alteration requires ultraviolet light, a component of sunlight.
Vitamin D deficiency is also slightly more common in inner city areas, because environmental factors, such as smog, can block the necessary ultraviolet (UV) component of sunlight.
An alternative to sunlight is the use of an ultraviolet lamp.
Formulas are designed to remove chemical buildup, offer ultraviolet sun protection, and generally improve the health and beauty of hair with simple, daily treatments.
This line also includes gentle ultraviolet filters to ward against sun damage and fading, helping extend the vibrancy of the hair's color.
Eddie Bauer trunks, for example, are formulated with SPF 40, which promises to block more than 95% of ultraviolet rays.
Gritty sand, damp bathing suits and ultraviolet rays can take quite a toll, even if you're wearing sunscreen lotion.
These figures depend on the individual's unique skin type, the time of day and the ultraviolet (UV) index.
Fins are usually made from durable polyurethane, and the best brands are manufactured to be resistant to chlorine, and ultraviolet exposure, giving them a longer wear-life.
UV swimsuits were developed to provide extra protection against ultraviolet rays; protection that would actually stay put long after your sun block lotion is just a memory.
UPF (Ultraviolet Protection Factor) is a rating for fabrics which is similar to the SPF rating seen on sunscreen.
It has a built-in SPF of 50+ with ultraviolet protection and is light, quick-drying and has breathable seams.
Ultraviolet (UV) rays trigger vitamin D synthesis in the skin, but factors such as the season, local air pollution, and the use of sunscreen affect how much vitamin D the body can create in this way.
When the ultraviolet light from the sunlight shines on the skin, it's also shining on a cholesterol compound in the skin.
This dietary dose of vitamin D is necessary for those who do not get adequate exposure to the sun's ultraviolet rays, and in turn helps to keep their immune, nervous and cardiovascular systems running strong.
If you live in an overcast area where some of the sun's ultraviolet rays are frequently blocked out, then you might be not getting enough.
Plus the glutathione peroxidase may also protect against damage caused by ultraviolet light which can help to prevent sunburn and sun damage.
Environmental factors such as exposure to ultraviolet rays can damage your hair.
Ultraviolet radiation from the sun is one of the main causes of damage to the skin.
Excessive exposure to ultraviolet radiation can result in wrinkles, discoloration and even melanoma.
When your skin is exposed to sunlight, your body converts the ultraviolet B (UVB) rays into usable vitamin D.
The vitamin is produced when ultraviolet rays hit your skin and are absorbed.
Sunscreen, windows, and other things through which sun can pass prevent the ultraviolet rays from being properly absorbed in the skin and will not allow the body to produce a normal vitamin D level.
Some even have ultraviolet rays that supposedly kill bacteria and viruses that become trapped in their filtration systems.
For example, the Oreck Halo contains an ultraviolet light that can kill bacteria and viruses-a great addition to the home of an individual prone to sickness.
The ProShield Plus model also has a Helios Shield, which uses ultraviolet light to reduce volatile organic compounds and kill odors.
Ultraviolet Light: The majority of diamonds will glow blue under ultraviolet lights such as black light.
Experimental treatments also took place including exposing patient's lungs to ultraviolet light, surgically implanting balloons and removing ribs and chest muscles.
Tanning beds use ultraviolet, or UVA, light, which is a stronger, concentrated light than the visible sunlight we see outside.
The most simple explanation is that black light tats are tattoos that show up in a glowing, or phosphorescent, fashion under UV (ultraviolet) light.
All hardwood floors will gradually discolor over time, as the stain and wood is susceptible to ultraviolet light and frequent use, but you can minimize these effects with some simple steps.
This is actually the body's response to ultraviolet radiation injury.
I believe tanning beds are extremely unsafe as they use lightbulbs that simulate the ultraviolet radiation from the sun.
Dr. Leffell: Ultraviolet A waves from the sun penetrate beneath the epidermis into the dermis.
Dr. Leffell: A sun protection factor of 30 or higher and protection against Ultraviolet A waves.
Sun protection factor refers to protection against Ultraviolet B waves only.
The California Podiatric Medical Association warns against relying on ultraviolet sterilizers, because they may not kill all the germs.
Moisturizer with SPF 15: As the weather heats up, nothing is more important for your skin than protecting it from the sun's harmful ultraviolet (UV) rays.
Tanning is actually the body's defense against harmful ultraviolet (UV) rays.
Hydrate your skin and protect it from harmful ultraviolet rays with this potent moisturizer.
While there is nothing quite like romping in the sand or cruising with the top down on a warm summer day, prolonged exposure to the sun's ultraviolet rays can cause a condition known as sunburn.
Avoid the peak sun hours between 10am and 4pm, where sun is the most intense and ultraviolet rays are the most damaging.
Vitamin E: An excellent source of protection against harmful ultraviolet rays, this antioxidant also softens and soothes damaged skin.
Sun protection: There's nothing more important in the world of skin care, and it's the first line of defense against the sun's harmful ultraviolet rays.
One of the most beloved sunscreens on the market today, La Roche Anthelios offers a high level of protection against harmful ultraviolet (UV) rays.
Simply being outdoors and exposing the rash to the sun and the ultraviolet rays may also help relieve the condition.
Not only does it help shield the skin from harmful ultraviolet rays, it keeps the skin continually hydrated and helps eliminate the appearance of fine lines and wrinkles.
Suncare: Proper protection from harmful ultraviolet rays is absolutely essential, especially since these same rays are the leading cause of skin cancer.
Sunscreen protects the skin from damaging ultraviolet radiation (UV).
Today, many people are concerned about exposure to ultraviolet rays and their risk of skin cancer, which greatly limits their desire to tan.
First, the nails are coated with a gel base and left to dry for two minutes under the salon's ultraviolet light.
Since skiers subject their skin to sun, wind, cold, and ultraviolet rays that reflect off the slopes, they need extra help for cracking skin during winter.
But ultraviolet rays are present whether it is warm or cold, so skin experts recommend using sunscreen year round.
Made with a polymer and monomer blend, the gel mixture is applied to the nails and cured under an ultraviolet light.
The contemporary blue light products do not contain ultraviolet (UV) light, which can cause damage to the skin, although former light therapy treatments did.
This oil free moisturizer helps absorb excess oil and filter ultraviolet rays to protect skin from the harmful effects of the sun.
The hat was not a good conductor of electricity, making it a safer choice than its previous counterparts; it was made from polyethylene plastic that was treated with an ultraviolet inhibitor.
Rather, select a well-constructed welding lens since these will usually screen out about 100 percent of the ultraviolet and infrared wavelengths that could damage your eyesight if left unprotected.
However, some eighty years ago, spectroscopic observations in the visible and near ultraviolet began to show otherwise.
Cometary Plasma (collisionless at distance from comet) - Outgassing neutral particles are ionized by solar ultraviolet and collisions with the solar wind.
ultraviolet radiation level changes over the year.
ultraviolet rays are still bearing down on you.
ultraviolet irradiances at the Earth's surface.
ultraviolet disinfection gives the water a final ' polish ' under high powered lamps to kill any remaining viruses.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.