A Persuasive Letter on Air Polution

I would like to remind you of the large amounts of the death that's only affect regular adults who are healthy in daily bases. The main reason for this is air pollution. Instead of spending all of our money on medicine, why don't we try to prevent or decrease the air polluting related diseases by just switching machines that work with toxic fuel that produces smoke that flows through the air to water or electricity?
<Tab/>Dumping ships' fuel in harbors pollutes the drinking water; I know that filtering is the first thing comes to mind, but it doesn't take all polluting che…