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TIL Refried beans are only fried once

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yVloM TIL that piston-engined aircraft still add lead to their fuel. In a deliberate attempt at lessening the perceived impact, high lead is called "low leaded fuel," and leaded fuel is called "very low leaded fuel" despite there being no safe upper limit for lead additives in fuel
0b6N TIL limpet teeth are the strongest known biological material.
YvyZ TIL that White wife/Black husband marriages are twice as likely to divorce by the 10th year of marriage compared to White/White couples, however, with Black wife/White husband marriages, divorce by the 10th year of marriage is 44% less likely than among White/White unions
VBXwG TIL That the McDonald Observatory in Texas, it's primary mirror has 7 bullet holes in it. This has caused it to only reduce in effectiveness by approximately 1%.
NXwY8 TIL that women high in psychopathy/narcissism who want to date for marriage are most attracted to narcissistic men.