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the claim

Polarized plugs prevent electric shock.

the verdict
INSUFFICIENT LEANING
Recorded sources
3 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that polarized plugs prevent electric shock?

Unclear. Three sources list polarized plugs among safety measures intended to help prevent electric shock, in physical therapy equipment, EV charging, and home wiring respectively. None quantifies how much protection polarized plugs provide or shows they prevent shock on their own.

Verdict: PARTIAL LEAN · 3 sources for, 0 against · Last checked

Evidence for · 3
Prevention of electrical shock hazards in physical therapy.
1978
Get citation
Arledge, R. L. (1978). Prevention of electrical shock hazards in physical therapy.. doi.org. https://doi.org/10.1093/ptj/58.10.1215

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More for · 2
Wikibooks: Electric Vehicle Conversion/Technologies
Get citation
Wikibooks: Electric Vehicle Conversion/Technologies. (n.d.). en.wikibooks.org. https://en.wikibooks.org/wiki/Electric_Vehicle_Conversion/Technologies

The Basics of Physics
2005
Get citation
Myers, R. L. (2005). The Basics of Physics. play.google.com. https://play.google.com/store/books/details?id=xuHEEAAAQBAJ&source=gbs_api

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held for human review17 Oct 2026
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