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BECC MOD 3 Questions with 100% Correct Answers | Latest Version 2024 | Expert Verified | Ace the Test
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What is the fourth requirement needed in the fire tetrahedron for flames to exist? A. Uninhibited chain reaction B. Uniterm-1nhibited chemical reaction C. Combustion D. Smoke B. Uninhibited chemical reaction Normal oxygen content in a atmosphere is ....... %. A. 19.5 to 22 B. 19 to 21 C. 17...
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