Question -
Answer -
Green chemistry is a way of thinkingand is about utilising the existing knowledge and principles of chemistry andother sciences to reduce the adverse effect of pollution.
For example:
· Automobile engines have been fittedwith catalytic converters which prevent the release of the vapours ofhydrocarbons and oxides of nitrogen into acrolein and peroxyacetyl nitrate.
· CO2 has replacedCFCs as blowing agents in the manufacture of polystyrene foam sheets.