👓 The Pitch Drop Experiment | Atlas Obscura

Read The Pitch Drop Experiment by Dylan (Atlas Obscura)
Begun in 1927 by Professor Thomas Parnell, this experiment was meant to reveal the surprising properties of an everyday material: pitch. Pitch is the name of a number of hard tar-like substances and in this case, bitumen was used. Though at room temperature pitch appears to be a solid and can be shattered by a hammer, it is, in fact, a very high-viscosity liquid, and Professor Parnell wanted to prove it.
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