What is one source of particulate matter?

Combustion from industry produces particulate matter.

What is one way we can reduce the production of particulate matter?

Baghouse filters (traps dust & particulate matter in filters)

What is one way nitrogen oxides (NOx) are produced?

Cars/trucks are major producers of NOx

What is one way we can reduce the release of NOx into the atmosphere

Catalytic converters can reduce the amount of Nitrogen oxides released from cars and trucks.

What is one way VOCs are produced?

Cars/Industry

What is one way we can reduce the amount of VOCs in the atmosphere?

Catalytic converters can reduce the amount of VOCs released into the atmosphere.