【Daily Question】Jan 3, 2016: Participation +2 Wealth； +3 to 8 wealth for correct answers

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This post was last edited by zjp on 2016-1-5 at 08:10. To increase the popularity of the chemical analysis section, a \"One Question per Day\" campaign has been launched; this aims to foster active technical exchanges while also providing financial rewards to users. 【Daily Question】 (Single-choice question) If an electrical appliance or instrument is on fire, it is not advisable to use ( ) to put out the fire. A 1211 fire extinguisher B Foam fire extinguisher C Carbon dioxide fire extinguisher D Dry powder fire extinguisher. Correct answer: B. Reply with your answer in the comments; participating in the quiz earns you +2 wealth points. Those who get all answers correct receive an additional +3 to +8 wealth points. Those who provide thorough analyses and explanations for the questions or answers, or include detailed calculation processes, will receive extra wealth points as a reward. If your answer is correct and your analysis/explanation is accurate, it will be marked as the best reply (or the best assistance). Feel free to answer the questions. Note: We will close this post after 24 hours, and at that time we will announce the best reply (the best assistance), as well as the answer and explanation.