The work: Service on a rooftop unit at an industrial plant. The apprentice: Allen Charles Edwards (ACE) — first-year mechanic. The technician: N. Arthur Thomas Egan (NATE) — 15-year HVACR veteran.
Don‘t brush off ladder safety rules because you‘ve used ladders all your life. You may learn a thing or two. How many times have you used an oil drum, a bucket, a box, or a chair to step on because a ...
Stepladders come in several sizes; the three most popular sizes used by homeowners are 4, 6, and 8 feet. Regardless of the ladder size, the following safety rules apply: • First, when opening a ...
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