VOLATILE CHEMICALS. Chemicals that can be readily vaporized at a relatively low temperature. SOURCE: Department of Energy
The Department of Energy has many guidelines regarding the handling of Volatile Chemicals.

Have you ever dry-cleaned your clothing, used chlorine to bleach or disinfect your house, or refilled gas at the station? Then, you have already experienced volatile organic compounds (VOCs) right in the face. Many of these chemicals are harmful and can raise human or environmental problems when users are negligent about industrial safety.
Here is a list of volatile chemicals commonly used in industrial facilities: