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(211) However, routine chemical analyses of large batches of samples has yet to be achieved.

(212) The chemical, once used as an anesthetic, can be toxic if breathed in high concentrations.

(213) It remains one of the most sensitive methods for chemical analysis ever developed.

(214) He enraged biologists by considering the biosphere of living creatures as a large chemical factory.

(215) Metal, paper and chemical makers were among the leading gainers, helping blue chips to an impressive advance.

(216) Chemical and agribusiness trade groups have mounted an aggressive campaign on Capitol Hill.

(217) It is the characteristic chemical products of such enzymes that give a cell its individual shape and behaviour.

(218) Schwarzkopf strongly defended his field commanders from allegations that they were careless about chemical and biological weapons.

(219) But these are different ways of utilizing existing chemical skills in a new amalgam.

(220) How did the planets pick up the necessary angular momentum, and why do the planets have different chemical compositions?

(221) I suggest keeping crabs in a species only set-up, with a chemical buffer to create alkaline conditions.

(221) Sentencedict.com try its best to collect and build good sentences.

(222) These chemical studies have now been complemented by the use of brain scanners.

(223) A glycol ether of the same chemical group from which antifreeze is derived.

(224) Many of the larger companies, by contrast, have been buoyed by the strength of their chemical operations of late.

(225) The inert gases are so called because they do not readily form chemical compounds.

(226) Nevertheless, taken on balance, if you possess unpleasant chemical properties, it pays to advertise.

(227) Next week he will appeal to the Senate to ratify a global treaty to ban chemical weapons.

(228) Analysis is carried into everything. Even Deity is subjected to chemical tests. James Russell Lowell 

(229) The main storage medium inside willow seeds, ants and all other living cells is not electronic but chemical.

(230) For chemical filtration, which usually means packing with an absorptive medium such as activated carbon or some sort of resin.

(231) These deer are grass-fed; growth hormones or other chemical additives are not used.

(232) They have developed an ability to provide a chemical service to customers, rather than selling products in a bag.

(233) Typically a woman experiences either postpartum blues, caused by hormonal changes, or postpartum depression, caused by a chemical imbalance.

(234) The slightest alteration in the chemical balance would result immediately in a race of exploded beetles.

(235) This is based on calculations performed by chemical engineers and also on experimental trials carried out in a laboratory or pilot plant.

(236) It is therefore already apparent that the suggested different origins of the glasses can be linked with their different chemical compositions.

(237) Plants and many insects and amphibians have an additional method: chemical defense.

(238) Researchers hope to find chemical or biological factors that protect some children against malaria.

(239) To explain it, Eliot gave the analogy of a catalyst in a chemical reaction.

(240) Every living cell, even a single bacterial cell, can be thought of as a gigantic chemical factory.