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(241) To keep a balance of atmosphere, excess carbon dioxide needed to be removed by chemical filters.

(242) The chapter on applications gives a good overview on optical, mechanical and chemical microsystems and components.

(243) Liver damage is known to occur when the breakdown product of a chemical is highly toxic.

(244) Its most immediate effect was upon unseen chemical happenings inside cells.

(245) It is the basis of quantitative chemical analysis, for example.

(246) Another audience member expresses her frustration: Are we talking about a chemical imbalance?

(247) These unusual chemical shifts for imino and amino protons are indicative of novel hydrogen bonding.

(248) At a chemical level this is untrue, because different chemical agents cause different kinds of change.

(249) Unlike chemical antiseptics, essential oils are harmless to tissue, yet they are powerful aggressors towards germs.

(250) Detailed study produced some chemical evidence that bacteria had once lived within the meteorite.

(251) Enzymatic catalysis involves the breaking and making of different chemical bonds.

(252) Other co-products include calcium chloride, with applications ranging from the oil and chemical industries to dust-laying in coal mines.

(253) The relative abundance of these elements is increasingly being used to trace chemical processes in the mantle, crust, and oceans.

(254) It shows the close association that can exist between organic chemical synthesis and clay surfaces.

(255) It is also important that the chemical analysis of the specimen be started within 20 minutes of drawing the specimen. 191.

(256) A certain chemical increases the incidence of cancer in some strains[sentencedict.com], but decreases it in others.

(257) And as we all know from the great chemical fire of 1994, an unhappy Sprewell is a prodigious bummer indeed.

(258) Examples of chemical poisoning include chlorine-based materials released into the atmosphere.

(259) The drug ketamine, an anesthetic used all over the world, blocks another brain chemical called glutamate.

(260) Meanwhile Hobor predicts that the speciality chemical businesses will continue to grow through small niche acquisitions as well as internal growth through new products.

(261) Ed Williams often worked late shifts as a chemical operator for the Albemarle Co.(sentencedict.com), arriving home before dawn.

(262) Biochemical Adaptation in Parasites Parasites - from protozoa to helminths - occupy many environments that have markedly different physical and chemical characteristics.

(263) The study specifically examined the chemical and energy industries in the central region around Leipzig, Halle and Bitterfeld.

(264) Electric hook ups available, Hot showers, toilets, chemical disposal, Calor gas sales etc.

(265) The completion of multilateral negotiations on the abolition of chemical weapons will be pursued.

(266) My relatives and friends lived in fear of nuclear attack or bombardment by chemical weapons.

(267) According to Hocking, paper cups can not be recycled because they contain chemical additives.

(268) So the tubercle bacillus is a particularly difficult target for chemical attack.

(269) Oesophageal strictures are probably caused by a combination of chemical oesophagitis, ulceration, and acid reflux.