Question

which is invisible pollution? without gases

Answer 1

Gaseous air pollutants are those that are in the form of a gas: carbon monoxide, radon, ozone, and sulfur dioxide are a few examples. Some gaseous pollutants are invisible and/or odorless, making them more difficult to detect thàn- are particulate pollutants. Two such pollutants arecarbon monoxide and radon.....

Answer 2

$\large \sf{Answer}$

Carbon monoxide: A colorless, odorless and poisonous gas made of one carbon atom and one oxygen atom. Abbreviated as CO. invisible pollutant: Air pollution that cannot be smelled or seen with the naked eye.