coking is a form of:

Coke



noun
1.
(The solid substance left after coal gas and coal tar have been extracted from coal) កាកធ្យូងថ្ម, ការចំហុយធ្វើកាកធ្យូងថ្ម, burn coke ធ្យូងកូក, ផេះធ្យូងកូក
2.
(SLANG) Drink coke កូកាកូឡា
3.
(SLANG) Sniff coke កូកាអ៊ីន
ENGLISH MEANING
noun
1.
Mineral coal charred, or depriver of its bitumen, sulphur, or other volatile matter by roasting in a kiln or oven, or by distillation, as in gas works. It is lagerly used where / smokeless fire is required.
verb
1.
(TRANSITIVE) To convert into coke.