Question

Permissible levels of emissions of various gases

Answer 1

Permissible levels of emissions of various gasses are the legal standard requirements governing air pollutants released into the atmosphere. This specification sets quantitative limits of air pollutant that may be released into the atmosphere from a particular source over a specific time-frames. They are designed to protect human health.Most of emissions standards focus on pollutant released from industry, automobile, diesel generators, power plants and other sources of air pollution.