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| Q. |
Pour point of fuel oil is the |
| A. | minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame |
| B. | temperature at which it solidifies or congeals |
| C. | it catches fire without external aid |
| D. | indicated by 90% distillation temperature i.e., when 90% of sample oil has distilled off |
| Answer» B. temperature at which it solidifies or congeals | |
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