catalytic cracker

catalytic cracking

noun
the reduction of the molecular weight of hydrocarbons by a catalyst, accomplished in a petroleum refinery by a type of chemical reactor (catalytic cracker) Compare cracker ( def 8 ), cracking ( def 1 ).
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catalytic cracker
 
n
Often shortened to: cat cracker a unit in an oil refinery in which mineral oils with high boiling points are converted to fuels with lower boiling points by a catalytic process

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