| chelicerate (A subphylum of the phylum Artrophoda; chelicerae are characteristically modified as pincers) |
cheliceriniai |
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| chemical (Any substance used in or resulting from a reaction involving changes to atoms or molecules) |
cheminė medžiaga |
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| chemical addition (Chemical reaction in which one or more of the double bonds or triple bonds in an unsaturated compound is converted to a single bond by the addition of other atoms or groups) |
prijungimo cheminė reakcija |
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| chemical analysis (The complex of operations aiming to determine the kinds of constituents of a given substance) |
cheminė analizė |
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| chemical composition (The nature and proportions of the elements comprising a chemical compound) |
cheminė sudėtis |
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| chemical compound |
junginys |
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| chemical contamination (The addition or presence of chemicals to, or in, another substance to such a degree as to render it unfit for its intended purpose. Also refers to the result(s) of such an addition or presence) |
cheminis užterštumas |
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| chemical corrosivity (The tendency of a metal to wear away another by chemical attack) |
cheminis koroziškumas |
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| chemical decontamination (Removal of chemical substances from a building, a watercourse, a person's clothes, etc.) |
cheminės taršos pašalinimas |
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| chemical degradation (The act or process of simplifying or breaking down a molecule into smaller parts, either naturally or artificially) |
cheminis suirimas |
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| chemical element (elements and their compounds ; A substance made up of atoms with the same atomic number; common examples are hydrogen, gold, and iron) |
cheminis elementas |
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| chemical engineering (The branch of engineering concerned with industrial manufacture of chemical products. It is a discipline in which the principles of mathematical, physical and natural sciences are used to solve problems in applied chemistry. Chemical engineers design, develop, and optimise processes and plants, operate them, manage personnel and capital, and conduct research necessary for new developments. Through their efforts, new petroleum products, plastics, agricultural chemicals, house-hold products, pharmaceuticals, electronic and advanced materials, photographic materials, chemical and biological compounds, various food and other products evolve) |
cheminė inžinerija |
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| chemical fallout (The sedimentation of chemical substances accumulated in the atmosphere as a result of industrial emissions) |
cheminių medžiagų nusėdimas |
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| chemical fertiliser (Fertilizer manufactured from chemicals; excessive use of them can cause pollution, when all the chemicals are not taken up by the plants and the excess is leached out of the soil into rivers and may cause algal bloom) |
cheminė trąša |
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| chemical in the environment (The presence in the environment of any solid, liquid or gaseous material discharged from a process and that may pose substantial hazard to human health and the environment) |
aplinkoje esanti cheminė medžiaga |
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| chemical industry (Industry related with the production of chemical compounds. The chemical processing industry has a variety of special pollution problems due to the vast number of products manufactured. The treatment processes combine processing, concentration, separation, extraction, by-product recovery, destruction, and reduction in concentration. The wastes may originate from solvent extraction, acid and caustic wastes, overflows, spills, mechanical loss, etc.) |
chemijos pramonė |
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| chemical installation (Building where chemicals are manufactured) |
chemijos gamykla |
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| chemical measurement of pollution (The quantitative determination of the presence, extent or type of pollutant substances in the environment by studying the actions or reactions of known chemicals to those pollutants) |
cheminis taršos matavimas |
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| chemical oceanography |
cheminė okeanografija |
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| chemical oxygen demand (The quantity of oxygen used in biological and non-biological oxidation of materials in water; a measure of water quality) |
deguonies cheminis poreikis |
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