Kfghyhj's Blog – February 2025 Archive (1)

Are wires still live when switch...

Are wires still live when switch is off?

The wires are still carrying power even if the fixture isn't illuminated. The best practice is to always turn off the circuit breaker, even if you are just replacing a light bulb or two. The current electrical code now requires that all wall switches be attached to the circuit's grounding wires.

How do you know which way the Tube is going?

Your destination will be listed on a sign that gives you the direction (eastbound,…

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Added by kfghyhj on February 14, 2025 at 12:03pm — 3 Comments

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