Rain-water sentence example
Their arid country was the best safeguard of their cherished liberty; for the bottle-shaped cisterns for rain-water which they excavated in the rocky or argillaceous soil were carefully concealed from invaders.
The existence of numerous ancient cisterns shows that in Roman as in modern times rain-water was largely used for lack of springs.
The aqueduct was constructed in quite recent times, rain-water having previously given the only supply.
Under the republic, and until modern times, the water supply of Venice was furnished by the storage of rain-water supplemented by water brought from the Brenta in boats.
The famous Venetian pozzi, or wells for storing rain-water from the roofs and streets, consisted of a closed basin with a water-tight stratum of clay at the bottom, upon which a slab of stone was laid; a brick shaft of radiating bricks laid in a permeable jointing material of clay and sand was then built.Advertisement
At some distance from the shaft a square water-tight wall was built, and the space between it and the shaft was filled in with sand, which was purified of all saline matter by repeated washings; on the ground-level perforated stones set at the four corners of the basin admitted the rain-water, which was discharged from the roofs by lead pipes; this water filtered through the sand and percolated into the shaft of the well, whence it was drawn in copper buckets.
A great number of wells were also sunk and rain-water was stored in cisterns.
Nitrous acid, HN02, is found to some extent in the form of its salts in the atmosphere and in rain water.
During his rule harbour works were built at Mandvi, an immense reservoir for rain water in the Chadwa hills was constructed, and many schools and colleges were endowed.
These strata are generally impregnated with salt water, and are practically impenetrable to the rain-water of less weight.Advertisement
At this stage the rain-water is intercepted by wells, and by galleries hewn for miles in the water-bearing rock.
Ammonia is found in small quantities as the carbonate in the atmosphere, being produced from the putrefaction of nitrogenous animal and vegetable matter; ammonium salts are also found in small quantities in rain-water, whilst ammonium chloride (sal-ammoniac) and ammonium sulphate are found in volcanic districts; and crystals of ammonium bicarbonate have been found in Patagonian guano.
An extensive system of sewers was constructed by the City Improvements Co., an English corporation, which initiated the work in 1853; and a separate system of rain-water drains.
We should thus expect to find it in increased proportion in the dissolved gases of rain-water.
Rain-water is the best, next to that river or pond water, and last of all that from springs; but a chemical analysis should be made of the last before introducing it, as some spring waters contain mineral ingredients injurious to vegetation.Advertisement
The coping of garden walls is important, both for the preservation of the walls and for throwing the rain-water off their surfaces.
Indeed, it has been proposed to support such roofs to a great extent upon suspension principles, the internal columns of support being utilized for conducting the rain-water off the roof to underground drains or reservoirs.
The washing of the plateau material is effected in reservoirs of rain water.
The limestones of which they are mostly composed act like a sponge, absorbing the rain-water through their innumerable pores and fissures, and thus storing it up in the interior, afterwards to allow it to well forth in springs at various elevations lower down.
To this fact is due the large number of rain-water pools, varying for the most part from 35 to 250 acres in size which cover some 23,000 acres of its total area of 282,000 acres.Advertisement
It is recorded that when a statue to President Kruger at Pretoria was erected, it was by Mrs. Kruger's wish that the hat was left open at the top, in order that the rain-water might collect there for the birds to drink.
Alcock "observed one of these crabs drinking from a runnel of rain-water, by dipping the fingers of one of its chelipeds into the water and then carrying the wet fingers to its mouth."
The rain water stands for months in stagnant pools made by the feet of elephants.
It serves to prevent rain-water, which has run down the blade, from entering the sheath.
The lower or southern gate, at the Masfala quarter, opened on the Yemen road, where the rain-water from Mecca flows off into an open valley.Advertisement
The soil of the department is 'fertile, but lacking in water; the inhabitants have excavated large receptacles in which rain-water is stored.
Below it, to the south, are considerable remains of ancient reservoirs for rain-water, upon which the city entirely depended.
The building has a cistern that holds approximately 30,000 gallons of rain water.
The Works Manager will ensure that rain water is pumped out of the bunded area periodically into the foul water drain.
During use capping systems and small working faces limit the ingress of rain water.
The amount of nitric acid varies from place to place; rain-water, collected in the country, has been found to contain an average of o 5 parts in a million, but town rain-water contains more, the greater amounts being present in the more densely populated districts.
A very large field is also opening for cast-lead work, whether associated with architecture, as in the leaden covered-way over Northumberland Street, in London (see Plate), and the fine rain-water heads of the Birmingham Law Courts (see Plate), or with the revival of the use of metal statuary and vases in gardens.
Where does all the rain water go?
What is the best approach to rain water conservation?
There are many different ways to collect and conserve rain water.
Not only does the collection of rain water provide a free water supply, it also helps keep surplus water from garden and patio areas.
If rain water is not collected it drains into the waste water system, whereas by collecting the rain water it can be used at a later time.
One of the benefits of using collected rain water is that it can be used with a hose pipe at any time regardless of hose pipe bans or restrictions in many areas.
The amount of rain water that can be collected and stored varies depending on conditions and each area and country will have differing amounts and patterns of rain fall.
Collecting and conserving rain water is sometimes referred to as rain harvesting.
The easiest way to collect rain water is using a rain barrel or rain butt which is placed under a down pipe.
This is one of the most efficient ways of collecting rain water.
The best approach to rain water conservation will depend on the needs and conditions of a household and its locality.
Someone living in a dry and arid area will have a much greater need to collect and preserve rain water than someone living in a lush damp area where there is rain for much of the year.
Households who grow a lot of fruit and vegetables will also find collecting and conserving rain water useful.
The collected rain water will provide a good source of water and saves the need to call on the drinking water supply.
Even people living in damp areas can benefit from collecting rain water.
There is a lot of useful information available online about rain water conservation.
Collecting rain water is part of a water conservation and management program that can be put into practice in any green living household.
When you have a mud room, that mud, dirt, rain water and snow don't make it past the mud room door, keeping the rest of your home clean.
The dog house should have a floor, and the floor should be raised high enough so that rain water doesn't collect in the house.
Plant and water them with soft rain-water, and mulch the surface with manure.
Not only do they direct rain water away from the home, they help direct melting snow and ice away as well.
The pesticides and the chemicals also get into the ground water supplies in the nearby communities and cause widespread pollution of local waterways from rain water run-off.