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TIL: Fels-Naptha soap no longer contains naptha

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E1wEx TIL ultrasonic blades use sound waves to cleanly and precisely cut difficult-to-process food, like cheese. In particular, the technique stops matter from sticking to the blade, reducing cleaning time.
pvaO TIL that JJ Thompson won the Nobel Prize in Physics for discovering that electrons act as particles, while his son GP Thompson won the Nobel Prize for discovering that electrons act as waves.
OGjQL TIL in 1972, 80,000 Ugandan South Asians were expelled from Uganda because they were 'better off' than Ugandan Natives
JwP8 TIL Tobias Fünke from Arrested Development is actually an albino black man. The writers subtly hinted at this, but the plot line never developed due to Fox cutting the seasons short.
9wWn7 TIL percentages are reversible. Hence, 6% of 50 is equal to 50% of 6, which is much easier to calculate.