Air recirculation in ventilation systems is essentially the mixing of a certain amount of exhaust air into the supply air. This process provides a reduction in energy consumption when heating fresh ...

When I first read the preamble to the then new OSHA confined space standard, I was struck by an interesting paradox that appeared on page 4,487 of the Jan. 14, 1993, Federal Register. In one breath, ...

Every day industrial workers transfer potentially hazardous chemicals, such as solvents, acetones, lubricants, cleansers, and acids, from large drums into smaller containers or into machinery.

The welding shop is considered as one of the most unfavorable places for human working activities. A huge amount of harmfulness is emitted during the technological process. Welding works provoke ...

The large-scale fire test, fully witnessed and documented by CSA Group, simulated an extreme thermal runaway scenario. Four fully loaded Aqua C2.5 containers (A/B/C/D ...