“LED lamps are increasingly being embraced by more and more consumers. Converting old tungsten filament incandescent lamps to new LED lamps is a simple process of removing the old lamp and installing the new one. But in reality, many times when you remove the glass globe from the old ceiling-mounted luminaire, you may be surprised by what you find…”
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https://www.ecmweb.com/safety/ten-shock-and-fire-hazards-hidden-plain-sight
By John Weber, Hartford Steam Boiler Inspection & Insurance Co. | May 20, 2016