An earlier hierarchy of controls had engineering controls as the top-level control. Of course, now most hierarchy of controls, including the one used by OSHA, include elimination and substitution as ...

Reducing risk to a level that is considered as low as reasonably possible should be the goal of every electrical professional. Using risk reduction strategy according to the hierarchy of controls is ...

My last post described a talk in which venture capitalist, Fred Wilson, presents his firm's investment thesis. Among the key points, Wilson says that "technology-driven networks of individuals" can ...

Before the pandemic, it seems that the vast majority of the population did not give PPE a second thought. That has changed. In today’s world, personal protective equipment (PPE) is everywhere. The ...

It is well known that firefighting activities can expose firefighters to many occupational hazards and is associated with long-term health risks including cancer. In order to mitigate these risks, the ...

The concept of “span of control,” also known as management ratio, refers to the number of subordinates controlled directly by a superior. It is a particularly important concept for small business ...