A voltage by itself isn't dangerous — it's the current it drives through your body that matters. Pick a scenario, see what happens.
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volts
Skin condition
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Ohm's law: current (A) = voltage (V) ÷ resistance (Ω)
mA
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Bands are based on IEC 60479-1, Dalziel's let-go data (IEEE Spectrum, 1972), and StatPearls "Electrical Injuries". Values assume 50–60 Hz AC, hand-to-hand path, ~1 second exposure, average adult. Duration, path, and individual variation matter as much as the numbers. This widget is an explainer, not safety advice.