Your clean room and its associated equipment must be free from dust and other contaminants. This includes airborne microbes, aerosol particles, and chemical vapours. Clean roooms are typically used in manufacturing, such as pharmaceutical products, scientific research, or electronic components. Four considerations for clean rooms Contaminants must not be introduced into the controlled environment from outside Apparatus within the controlled environment must not generate contaminants (as a result of friction, chemical reactions, or biological processes, etc). Contaminants must not be allowed to accumulate Existing contaminants must be eliminated as much as possible, and quickly