Noise exposure of a population is currently one of the biggest problems in cities. High levels of noise can cause serious health problems and even increase mortality. Noise management methods using static noise maps that turn out...

OHD is excited to announce a new distribution partnership with SVANTEK, the world leader in sound and vibration measurement solutions. The U.S. occupational health and safety market demands excellence in product performance, and...

The fastest fit test is now the easiest.

Respirators and respirator fit testing instrumentation and supplies are arguably more important now than ever for fire fighters and first responders. According to the National Fire Protection Agency (NFPA), well over half of the...

The performance of tight-fitting facepieces depends on achieving good contact between the wearer’s skin and the face seal of the facepiece. One type or size of RPE facepiece does not fit everyone and an inadequate fit...