Best practices for use of portable gas monitors in confined spaces: in the confined work spaces found in chemical plants, paper mills, refineries, underground mines and utility passageways, the air may be contaminated with toxic or combustible gases or suffer from a lack of oxygen. Regulations call for the monitoring of these environments

Every day workers who are just doing their jobs can come into contact with airborne contaminants that are harmful or even fatal. This especially is true of workers who must [...]