26Valcartier Cadet Camp Incident
In 1974, at a Canadian army training base in Quebec, cadets were being trained to handle discarded explosives. A cadet asked one of the instructors if he could pull the pin on the grenade, and the instructor told him it was safe. It exploded, killing 6 cadets and injuring 65 others.
27. Stored fresh vegetables have lower vitamin C content than frozen ones.
28. In 1793, a Spanish man named Diego Marín Aguilera flapped the wings of his man-powered glider, reached a height of about 5 m, and flew over 300 m before crashing because of a broken metal joint. The inhabitants of the town believed him to be a lunatic, heretic, fraud, and burned his "demonic" flapping-wing creation.
29. Gotham City’s location has never been set in DC canon. While its look and atmosphere was primarily influenced by New York City, it is traditionally depicted as being located in New Jersey.
30. NASA planned to send astronauts to Mars in 1981 using Nerva nuclear rockets but congress cut NASA's funding and Nixon canceled the Nerva project entirely in 1973, causing Nasa to focus on the development of the Space Shuttle instead.
31Milk Makes Wine Fine
Milk is sprayed on vineyards to prevent grapes from becoming mildewed.
32. Poverty Point is a prehistoric earthwork constructed by the Poverty Point culture located in present-day northeastern Louisiana between 1700 and 1100 BCE.
33. There is an activity called parahawking that combines paragliding with falconry in which Birds of prey are trained to fly with paragliders, guiding them to thermals. Parahawking was developed by British falconer Scott Mason in 2001.
34. The color of a US Coast Guard vessel’s hull identifies its function. White hulled vessels are patrol, lifesaving, and law enforcement vessels. Black hulled vessels maintain navigation buoys and construction. Red hulled vessels are ice breakers.
35. Brucellosis is a disease that spreads by eating or even just inhaling bacteria from infected animals or unpasteurized dairy products. It has many symptoms, from joint pain to liver damage to depression, and was the first disease ever weaponized by the United States for bio-warfare.
