On: Using Euro coins as weights (2004)

[t-3]

Nickel is ~5 grams. Dollar bill is ~1 gram.

[JKCalhoun → t-3]

I like how easy it is to remember nickel == 5 g.

[ProllyInfamous → JKCalhoun]

The "ten US nickles is always 50g" mantra has helped me detect several defective scales (whether intentional or not, I want accuracy).