【Daily Question】LNG-related Technology Exchange Version 20191105
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Participation: Prize 1 Wealth； Correct answer: Reward of 3 wealth points ； Note: This post is valid for 48 hours. https://bbs.hcbbs.com/static/image/hrline/2.gif Fill-in-the-blank question: When oil-based substances catch fire, which type of fire extinguisher can be used to put out the fire? Answer: Foam. Your participation is the greatest support for our work. Giving roses to others leaves a pleasant fragrance in one’s own hands. https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answers will be released automatically after two days.
Foam fire extinguishers, carbon dioxide fire extinguishers