The longest-running experiment is the pitch drop experiment. A funnel holding a sample of tar pitch sealed in a glass jar shows how some substances that appear solid are actually liquid. It takes 10 years for a single drop to form.
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200 Science Facts
RandomCOMPLETED ▷ ╰ 200 Science Facts ╮ If you want science facts, this book is for you. Enjoy learning!
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The longest-running experiment is the pitch drop experiment. A funnel holding a sample of tar pitch sealed in a glass jar shows how some substances that appear solid are actually liquid. It takes 10 years for a single drop to form.