A. Nitrous Oxide
B. Methane
C. Carbon Dioxide
D. Carbon Dioxide & Nitrous Oxide
Submitted by: Rizwan Ahmed Panhwar
Carbon dioxide (CO2) is used in some hand-held extinguishers and in fixed systems to displace oxygen and smother the fire. CO2 is used in some dry chemical (powder) hand-held and wheeled extinguishers as a propellant to expel the agent (dry chemical) which, through a chemical reaction, extinguishes the fire.
Everyday Science Mcqs. Here you will find the General Science Multiple Choice Questions Mcqs are from Biology, Chemistry, Physics and Atmospheric Studies. Everyday Science Online Test 2 Mcqs Preparation Practice Questions. All Important Abbreviation related to Everyday Science in MCQs. General Science mcqs and Scientific facts MCQs. Everyday Science MCQs with Answers.
| EVERYDAY SCIENCE ONLINE QUIZ TEST |
|---|
IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG.
PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION.
