Tip: Put a question mark (?) at the end of your search to jump directly to related words. New RhymeZone features: Advanced search, Example sentences, Spanish version.
Thermal cracking. In thermal cracking, high temperatures (typically in the range of 450Â°C to 750Â°C) and pressures (up to about 70 atmospheres) are used to break the large hydrocarbons into smaller ones. Thermal cracking gives mixtures of products containing high proportions of hydrocarbons with double bonds - alkenes.
Profile. Crack is the name given to cocaine that has been processed with baking soda or ammonia, and transformed into a more potent, smokable, rock form. The name refers to the crackling sound heard when the rock is heated and smoked.