This image shows a worker on a small construction site cutting rebar with an angle grinder. The job is quick, the tool is familiar, the cut is supposed to take ten seconds. The wheel guard has been removed because it kept catching on the work. Safety glasses are pushed up on the hard hat — they fog up in the heat. The extension cord runs through a shallow puddle to a drop reel near the trailer, no GFCI in line. The disc bites into the rebar, binds for a fraction of a second, and […]