Use diffusion to explain what happens when you drop a sugar cube into a mug of hot tea. explain

significant amounts of nitrogen oxides, carbon monoxide, and other pollution

explanation:

passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution. in 2013, transportation contributed more than half of the carbon monoxide and nitrogen oxides, and almost a quarter of the hydrocarbons emitted into our air.

answer: "circumcision is a common procedure in which the skin covering the tip of the penis is surgically removed."