Residues Sentence Examples
The residues from petroleum distillation have been shown to contain very dense solids and liquids of high specific gravity, having a large proportion of carbon and possessed of remarkable fluorescent properties.
The operation was, however, completely revolutionized in the United States by the introduction of the " cracking process," and by the division of the distillation into two parts, one consisting in the removal of the more volatile constituents of the oil, and the other in the distillation (which is usually conducted in separate stills) of the residues from the first distillation, for the production of lubricating oils and paraffin.
In the earlier stages of the development of the manufacture of mineral lubricating oils, the residues were distilled in cast-iron stills, and the lubricating properties of the products thus obtained were injured by overheating.
The metal may be obtained from the residues obtained in the separation of osmium from osmiridium.
According to Gerhardt, the process of substitution consisted of the union of two residues to fo- m a unitary whole; these residues, previously termed " compound radicals," are atomic complexes which remain over from the interaction of two compounds.Advertisement
Thus, he interpreted the interaction of benzene and nitric acid as C6H61-HN03 = C 6 H 5 NO 2 +H 2 0, the "residues" of benzene being C 6 H 5 and H, and of nitric acid HO and N02.
Substituting one hydroxyl group into each of these residues, we obtain radicals of the type - CH 2.
A second hydroxyl group may be introduced into the residues - CH 2.
In general, the aliphatic residues in such mixed compounds retain the characters of their class, while the aromatic residues retain the properties of benzene.
These observations may be summarized by saying that the benzene nucleus is more negative in character than the aliphatic residues.Advertisement
Under the general heading "Algebra and Theory of Numbers" occur the subheadings "Elements of Algebra," with the topics rational polynomials, permutations, &c., partitions, probabilities; "Linear Substitutions," with the topics determinants, &c., linear substitutions, general theory of quantics; "Theory of Algebraic Equations," with the topics existence of roots, separation of and approximation to, theory of Galois, &c. "Theory of Numbers," with the topics congruences, quadratic residues, prime numbers, particular irrational and transcendental numbers.
If the retardation be too little, the overlapping of the processions is incomplete, so that besides the procession of half period there are residues of the original processions of full period.
The Bolivian tin ore is treated by first extracting the silver by amalgamation, &c., and afterwards concentrating the residues; there are, however, considerable difficulties in the way of treating the poorer of these very complex ores, and several chemical processes for extracting their metallic contents have been worked out.
Cohnheim's hypothesis of " embryonic residues " provides that early in the development of the embryo some of the cells, or groups of cells, are separated from their organic continuity during the various foldings that take place in the actively growing embryo.
It was based on an accidental observation of the action of metallic aluminium on amyl chloride, and consists in bringing together a hydrocarbon and an organic chloride in presence of aluminium chloride, when the residues of the two compounds unite to form a more complex body.Advertisement
On warming the osazone with hydrochloric acid the phenylhydrazine residues are removed and an osone results, which on reduction with zinc and acetic acid gives a ketose.
Generally speaking, soils containing from 30 to 50% of clay and 50 to 60% of sand with an adequate amount of vegetable residues prove the most useful for ordinary farm and garden crops; such blends are known as " loams," those in which clay predominates being termed clay loalns, and those in which the sand predominates sandy roams. " Stiff clays " contain over 50% of clay; " light sands " have less than to %.
For the carrying on of their functions they all need to be supplied with carbohydrates or other carbon compounds which they obtain ordinarily from humus and plant residues in the soil, or possibly in some instances from carbohydrates manufactured by minute green algae with which they live in close union.
This is due to the nitrogenous root residues left in the land.
Furthermore, with the large furnaces which gas-firing makes possible mechanical appliances may be substituted for manual labour in many operations, such as removing and replacing broken retorts, mixing and conveying the charge, drawing and casting the metal, charging and emptying the retorts, and removing the residues and products.Advertisement
Plattner, who suggested that the residues from certain mines at Reichenstein, in Silesia, should be treated with chlorine after the arsenical products had been extracted by roasting.
In the liquation process the ore is heated in inclined cylindrical retorts, and the molten metal is tapped at the lower end; the residues being removed from the upper end.
The residues (the Mint " sweep ") are sold to refiners or ore-smelters.
He was a man of more promise than performance, and his chief achievement was the discovery of the elements iridium and osmium, which he found in the residues from the solution of platinum ores (1804).
Curie obtained only a fraction of a gramme of the chloride and Giesel 2 to 3 gramme of the bromide from a ton of uranium residues.Advertisement
It is almost impossible to prepare a pure hydrated manganese dioxide owing to the readiness with which it loses oxygen, leaving residues of the type xMnO yMn0 2.
Bunsen and Kirchhoff (Ann., 1860, 113, p. 337), in the spectroscopic examination of the residues obtained on evaporation of water from a mineral spring at Diirkheim, being characterized by two distinctive red lines.
The term is applied to different varieties of wines according to the district, but in the neighbourhood of Tokay it generally refers to wines obtained by treating szamorod or Ausbruch residues with dry wine.
It receives application in synthetic organic chemistry by virtue of its power to remove the halogen atoms from alkyl haloids, and so effect the combination of the two alkyl residues.
Running through these volumes in order, we have in the second the memoir, Summatio quarundam serierum singularium, the memoirs on the theory of biquadratic residues, in which the notion of complex numbers of the form a--bi was first introduced into the theory of numbers; and included in the Nachlass are some valuable tables.
In this process, the residues are boiled with a dilute sulphuric acid to which nitric acid and potassium chlorate are added in order to transform the element into selenic acid, H 2 Se0 4, which is then reduced to selenious acid, H 2 Se0 3, by boiling with hydrochloric acid, and finally to selenium by sulphur dioxide.
But its chief technical application depends upon the formation of sulphonic acids when it reacts with aromatic hydrocarbon residues; these compounds being important either as a step towards the preparation of hydroxy-compounds, e.g.
Most of the pyrites consumed in the United Kingdom come from Spain; this Spanish pyrites generally (not always) contains enough copper (say 3 or 4%) to make its extraction from the residues ("cinders) a paying process, and this of course cheapens the price of the sulphur to the acid manufacturer.
Upon these follow special methods of induction applicable to quantity, viz., the method of curves, the method of means, the method of least squares and the method of residues, and special methods depending on resemblance (to which the transition is made through the law of continuity), viz.
In 1855 Adolph Wurtz had shown that when sodium acted upon alkyl iodides, the alkyl residues combined to form more complex hydrocarbons; Fittig developed this method by showing that a mixture of an aromatic and alkyl haloid, under similar treatment, yielded homologues of benzene.
Components of cooked meat that have been suggested to cause this include heterocyclic amines, polycyclic aromatic hydrocarbons, nitrogenous residues and iron.
Residues of polychlorinated biphenyl (PCB) in fatty foods of the Canadian diet.
The cleaning operation must leave no residues on the cleaned surface and any wet storage staining should be removed using a stiff brush.
Two aspartate residues participate in acid/base catalysis at the active site.
Return to DIAGRAM Disposal of iron residues The waste product from the ion exchange was ferric chloride.
Once activated caspases act as cysteine proteases, using a cysteine side chain for catalyzing peptide bond cleavage at aspartyl residues in their substrates.
Residues with alternate conformations (using shelx occupancies) were getting marked as zero occupancy atoms.
The numbers of the highly conserved, " TPR signature residues ", are boxed in yellow.
See Cleaning & maintenance to find out how to safely dispose of anti fouling paint residues during boat wash down.
Crop and food residues are used to grow earthworms to feed fish and fowl.
Poseidon identified that residues from a wide range of common pharmaceuticals are found in sewage effluents.
Use water as a solvent, either in combination with detergent to remove rosin flux residues or in conjunction with water soluble flux residues or in conjunction with water soluble fluxes.
We are now accustomed to tracing such gradual effects in numerous guises, from acid rain to global warming to pesticide residues.
This region includes a conserved histidine followed, two residues later by a glutamate and another histidine.
Upper panel - found for all examples so far examined of Zn coordinated by two histidines, four residues apart in the protein chain.
These are structurally homologous, particularly in their pore lining residues, and yet their single channel conductances differ by nearly tenfold.
Other pesticide residues found at levels below statutory levels include aldicarb, maleic hydrazide, tecnazene and thiabendazole.
Glue residues, chewing gum, ballpoint ink, oily incrustations etc. should be treated in combination with ECO SPOT & STAIN REMOVER.
Standard leaching tests are largely not capable of evaluating the long term leaching behavior of AFBC residues at disposal sites.
Even the highest residues detected in the Working Party's surveillance, of phorate and other OPs, would not erode safety margins.
A link is provided to the SYFPEITHI database of MHC ligands and peptide motifs for more detailed information about anchor residues and binding motifs.
The first -strand was shifted by one residue which consequently positioned some of the residues in the putative inositol phosphate binding site incorrectly.
We are investigating the role of conserved residues in proteins.
None of the samples tested were found to contain residues.
It leaves sticky residues that are not easy to remove from the contact surfaces.
The 100 N-terminal residues are found to be necessary for transport through the membrane to be effected.
In aspartic peptidases, the water molecule is directly bound by the side chains of aspartic residues.
Neuraminidase (NA) treatment alters the glycocalyx by removing terminal sialic acid residues.
In 2003, the average level of pesticide residues in Delhi samples was 34 times above the same BIS standard.
The two Fe ions are each coordinated by two conserved cysteine residues.
In order for the correct bonds to be made, amino acid residues alone may be insufficient.
The turn provides a hydrophobic environment for the zinc ion and the three ligating histidine residues at the catalytic centers of the enzymes.
In both instances the residues of the protein kinases that are dephosphorylated are situated within the activation segment of the kinase.
The predicted catalytic serine, histidine and aspartic acid residues are shown in ball-and-stick representation.
The poisonous residues destroyed the environment so badly that even today certain places in the valley remain sterile.
In particular, we have studied by DFS the role of tryptophan residues in membrane protein anchoring using synthetic WALP peptides.
The ligand (residues 201-205 of chain B) has its phosphorylated tyrosine shown toward the bottom of the picture.
However we have to accept that residues are sometimes unavoidable.
In many cases such repeats remain unbroken for tens to hundreds of residues.
Government advice is to peel apples for small children as residues can lead to stomach upsets.
The scrapings from the tree, which contain fragments of wood, are mixed with the residues of the collecting pots and the refuse of the vessels employed, and are made up into large rounded balls, which form the inferior commercial quality called " negrohead, " and often contain 25 or 35% of impurity.
A total of 8 samples of Spanish carrots were tested for residues of chlormequat.
In the past 18 months eight kites found dead in England have been found to contain rodenticide residues.
You could have a hydrogen bond set up between two serine residues in different parts of a folded chain.
The two mixtures of shredder residues differed both in their composition of solids and in the amount of moisture.
These residues were large enough to supply the needs of the following spring barley without the need for any additional nitrogen.
Quaternary structure tends to be stabilized mainly by weak interactions between residues exposed on surfaces polypeptides within a complex.
The residues with temperature factor greater than three standard deviations from the average value are listed.
Emissions and residues The emissions of SO2 from a stoker boiler will depend on the sulfur content of the coal.
Non toxic, will not cause excema, asthma or allergies and removes toxic residues from chemical cleaners.
The virus first binds to its host cell via specific sialic acid residues, which can control the species tropism of the virus.
Its active ingredients breakdown, leaving no residues or contamination.
Moreover, hormones and antibiotic residues in dairy-based probiotic foods are just as much a problem for your body as other processed foods.
Although rubber mulch may go through many treatment processes to remove any residues, many people aren't convinced that the rubber itself won't poison the earth in which it decomposes.
On the other hand, crop dusting and other common practices add chemical residues to the air, the ground, and the water, This eventually leads to the die off of native plants and animals, if it is not controlled.
Organic cotton doesn't have any of these toxic residues.
There can be as many as 30 different chemical residues on an apple after it has been washed.
Conventional fabrics, especially cotton, retain many of the chemical residues used in manufacturing the material.
You will be using natural fertilizers and a variety of techniques to accomplish the same things as these synthetics, but without the harmful toxic residues.
The residues from these chemicals are carcinogenic.
Organic cotton retains all of the benefits of conventional cotton without the potentially harmful chemical residues.
The residues from these substances can be found in the cotton fibers that make up the fabric and filling of the doll.
The fabric is soft against baby's skin and there are no toxic residues to cause allergies or health problems.
There are concerns that the chemical residues outgassed in conventional mattress pads can disrupt sleep, cause allergy attacks, and cause asthma flare ups.
Natural means there won't be any artificial colors or chemical preservatives in it, but there may well be chemical residues from pesticides and fertilizers.
Organic foods have no chemical or antibiotic residues and are the best choice when buying dog food.
This allows for high quality grapes with fewer chemical residues and less expense.
Although modern hot dogs are as regulated as any other meat, they do contain high amounts of nitrates and sodium as well as whatever chemical residues are included in the non-organic ingredients.
Choose organic coffee, carrots, or whatever you are using to ensure you are not putting pesticide residues and other toxins in your hair.
There are also sure to be pesticide, herbicide, and fertilizer residues from the chemicals used on the flowers as they were growing.
Perfumes that are 100% certified organic will not have any of these chemicals or residues.
Perhaps the greatest phenomenon of Nioxin hair products is their ability to remove residues and build-up from the hair while increasing volume.
Consider using organic finger paints to ensure your child isn't getting any toxic residues.
Immediately wipe away any spills in the microwave with a damp cloth and wash the microwave plate in warm soapy water until all residues are gone.
The high fiber found in acai berries also helps to promote digestion and cleanse the digestive tract of fatty residues.
In general these compounds are decomposable by heat, but some of them, such as those of gold, silver, copper and the alkali metals, even when heated above the boiling point of mercury retain mercury and leave residues of definite composition.
Ease in charging and removal of residues.