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185

TIL - When welding Galvanized Steel, your PPE should include a respirator to prevent severe illness

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R7XB8 TIL about the sick building syndrome, a condition in which people in a building suffer from symptoms of illness or become infected with chronic disease from the building in which they work or reside. Misplanned aerodynamics and defective construction materials are among the causes of SBS.
ZpeYQ TIL that the famous song "Happy Birthday to You" was originally written as "Good Morning to All" in the late 1800s by Patty Hill and her sister Mildred. The melody was later adapted, and it became the go-to song for birthday celebration worldwide, despite being the most sung song in English Language
5YYx8 TIL roman concrete can actually grow stronger over time
gMd4b TIL: In 2015, researchers testing the efficiency of mosquito repellents used a Victoria’s Secret perfume because they thought the floral fragrance would attract mosquitoes. To their surprise, they found it repels mosquitoes better than a range of mosquito deterrents.
XEZ9E TIL that J.R.R Tolkien & C.S Lewis were good friends who had beers together at the local pub, and there's a good chance the LoTR/Narnia books were, at times, being written right next to each other.