Crude Oil Crossword Puzzle
Crude Oil crossword puzzle printable. Download, print and start playing. You can add your own words to customize or start creating from scratch.
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QUESTIONS LIST: sea : crude oil was formed from creatures which lived in the _ . (3), fossil : coal, crude oil and natural gas are all _ fuels. (6), lower : smaller hydrocarbons have _ boiling points than larger ones. (5), hydrocarbons : crude oil contains a mixture of these compounds. (12), viscous : a scientific word meaning 'thick'. (7), bitumen : the largest fraction, which collects at the bottom of the fractionating column. (7), fractions : the name given to the groups of useful substances separated from crude oil. (8), distillation : fractional _ is used to separate the crude oil into fractions. (12), gas : crude oil is heated and enters the fractionating column as a _ . (3), ships : fuel oil is used by this sort of transport. (5), gasoline : another name for the petrol fraction. (8), boiling point : the physical property used to separate the different fractions in the fractionating column. (7,5)