geochemistry
simple past tense and past participle of misblend
A traditional organic insecticide used in domestic gardening, produced by boiling or steeping strong tobacco in water.
(chemistry) The branch of chemistry that deals with the chemical composition of the Earth and other planets, and with the chemical processes that occur in the formation of rocks and minerals etc.
plural of spray can
多くの研究者が地下水汚染物質の起源をたどるために地球化学を専門としている。
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