It was a lot of foam — 21.04 cubic metres to be exact. And that amount of "elephant toothpaste" has earned the University of Guelph's physics club a Guinness World Record. The club conducted the ...
Take 52 litres of hydrogen peroxide, 10 litres of potassium iodide and a few bottles of dish soap and you create — unofficially — the world's largest elephant toothpaste. Elephant toothpaste is a ...
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