19. organic - relating to or derived from living matter
20. chemical -a compound or substance that has been purified or prepared, especially artificially
21. nylon - Nylon is a thermoplastic silky material, generally made from petroleum, that can be melt-processed into fibers, films, or shapes.
22. toxic - very harmful or unpleasant in a pervasive or insidious way or poisonous.
23. degradation - the act or process of damaging or ruining something.
24. vinyl - synthetic resin or plastic consisting of polyvinyl chloride or a related polymer, used for wallpapers and other covering materials and for records.
25. microorganism - is a living thing that is too small to be seen with the naked eye.
26. biodegradable - refers to the ability of things to get disintegrated (decomposed) by the action of micro-organisms such as bacteria or fungi biological (with or without oxygen) while getting assimilated into the natural environment.
27. industries - In macroeconomics, an industry is a branch of an economy that produces a closely related set of raw materials, goods, or services. For example, one might refer to the wood industry or the insurance industry.
28. ivory - is a hard, white material from the tusks (traditionally elephants') and teeth of animals, that consists mainly of dentine, one of the physical structures of teeth and tusks.
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Answer:
19. organic - relating to or derived from living matter
20. chemical -a compound or substance that has been purified or prepared, especially artificially
21. nylon - Nylon is a thermoplastic silky material, generally made from petroleum, that can be melt-processed into fibers, films, or shapes.
22. toxic - very harmful or unpleasant in a pervasive or insidious way or poisonous.
23. degradation - the act or process of damaging or ruining something.
24. vinyl - synthetic resin or plastic consisting of polyvinyl chloride or a related polymer, used for wallpapers and other covering materials and for records.
25. microorganism - is a living thing that is too small to be seen with the naked eye.
26. biodegradable - refers to the ability of things to get disintegrated (decomposed) by the action of micro-organisms such as bacteria or fungi biological (with or without oxygen) while getting assimilated into the natural environment.
27. industries - In macroeconomics, an industry is a branch of an economy that produces a closely related set of raw materials, goods, or services. For example, one might refer to the wood industry or the insurance industry.
28. ivory - is a hard, white material from the tusks (traditionally elephants') and teeth of animals, that consists mainly of dentine, one of the physical structures of teeth and tusks.