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TIL Retention rates among students studying engineering are among the lowest of all majors

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x5Zb TIL the composition of both marijuana and tobacco smoke is nearly identical - “Toxic substances, such as carbon monoxide, hydrogen cyanide, and nitrosamines occur in similar concentrations in tobacco and marijuana smoke; so do the amounts of particulate material known collectively as ‘tars’.”
9YOWX TIL that Hans Zimmer produced and composed the song "Big And Chunky" from Madagascar 2
0dPvj TIL The State Legislature of Virginia, The Virginia General Assembly, is the oldest lawmaking body in the New World and was established at Jamestown, on July 30, 1619. 157 years later, seven Virginians who had been elected to this body would sign the Declaration of Independence, on August 2nd, 1776.
9YpD7 TIL a US dog grooming service suffered cancellations and received threats after a Facebook review claiming a groomer injured a dog. Video later proved the dog had been hit by a car as the owner's relative walked it unleashed hours after the grooming
gMwdL TIL that after the Apollo 11 moonwalk, NASA was concerned about the volatility and possible fire or explosion of lunar dust after the LM was filled with oxygen. Armstrong and Aldwin spread out a sample in the LM before repressurizing and watched to see if it caught fire or smoldered. It did not.