One thing that might come under the cap and trade policy?

Question

What is one thing that may comeunder the cap and trade policy? this is where the government sets an amount on pollutants a company can have reduced easily. nd allow credits or trade to other companies who cant reduce so easily.help??

Answer 1

sulfur emissions.  Refineries have to deal with sulfur emissions and may want to buy credits from somewhere else to help them with their reductions.