Comments by "eDoc2020" (@eDoc2020) on "Contactors: how we power the big stuff" video.

  1.  @FowlerAskew  I haven't had that exact fault. On my first cheap DMM the barrel of the jack came loose and got pushed into the shunt bar, leading to the same result. Resoldering those barrels fixed it and made the meter more reliable; beforehand it was a bit flaky.
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  2. Some ants release pheromones when they die which cause other ants to come and attack the threat. So once one ant gets fried there's a positive feedback effect. I've heard this is a common problem in Texas.
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  3. You could have a literal gold mine of information!
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  4. Fancy metallurgy helps.
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