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【Daily Question】Production, Storage, and Transportation – 1.14

2020-01-14View Original

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This post was last edited by Yu Qin on 2020-1-15 at 22:09. It’s part of the Daily Question section in the Production, Storage, and Transportation forum; answering it correctly earns 5 wealth points; Effective participation grants 2 units of wealth ; Extra points will be given to those who provide a reasonable explanation first. Multiple-choice question: Which of the following chemicals is not a surfactant? A. Dodecyl dimethyl benzyl ammonium chloride B. Sodium dodecyl sulfate C. Tetradecylamine D. Caprolactam Answer: D. Caprolactam

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