Friday, 5 July 2013

Pour point of fuel oil is the ______.

(a)    minimum temperature to which oil is heated in order to give off inflammable vapors 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
(e)    temperature at which it flows easily.

Ans: b

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