Engine_2014 : Engineering Safety - 822/2355
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| If diesel fuel vapors in a compartment are considered to be within the flammable range __________ . |
| A) the vapor air mixture is too rich to burn |
| B) an explosion may occur if a source of ignition is present |
| C) the vapor air mixture is too lean to burn |
| D) the upper explosive limit has been exceeded |
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