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Dusty Basic Electrical Circuits February 13, 2022, 4:25 pm
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I hear the following phrase a lot: It's the amperage that kills you, not the voltage. While there is truth to the statement, it is sort of like saying, “It's the size of the vehicle, not the speed that kills you when it hits you.” OK, so that's a pretty bad example, but hopefully, it […]
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Yes, I'm walking a fine line with that title or even writing about Labor Day or workers' movements at all. So, let's take a step back, strip away the politics and economic theory, and talk about this from a human standpoint. Peter McGuire was born in New York in the 1850s to a poor family […]
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Flowing nitrogen while brazing and pressurizing with nitrogen are great practices. Putting nitrogen in with the refrigerant? Not so much. Nitrogen is a “non-condensable” gas because it cannot be condensed (under normal conditions). However, nitrogen is just one of the non-condensables. First, let's talk about what a non-condensable gas is. Any gas that does […]
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