
| Engine_2014 : Engineering Safety - 1353/2355 |
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| The flammable limits of kerosene is 0.7% to 6.0% by volume in air. If a tank having contained kerosene is tested with the combustible gas indicator, shown in the illustration, and a reading of 50% is obtained, this means __________ . |
| A) insufficient oxygen exists in the space to support life |
| B) the atmosphere contains 50% kerosene vapor by volume in air |
| C) the sample is below the lower explosive limit |
| D) the sample contains approximately 3.0% kerosene vapor by volume |
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Illustration SF-0002
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