One of the first lighters was invented by the German chemist named Johann Wolfgang Döbereiner in 1823. The match was used in China around the 577 AD. The Zippo lighter was invented by George Grant Blaisdell in 1932. Friction matches (invented by John Walker) and safety matches are still used today.
Women started removing their hair back in the day of ancient Rome and Egypt. Razors were originally made of copper around 3000 BCE and tweezers were first used around the 6th century. It went even further when bare skin was more visible, thus the shaving of armpits and legs.
The top five fast food chains to dominate the world are McDonalds, Subway, Starbucks, KFC, and Burger King where all bring in billions of profit every year.
Nicotine is also used in insecticide, starting in the late 1600s. China uses neonicotinoids in their food, but there are levels they can’t exceed if that makes you feel any better.
The most expensive coffee in the world is called Luwak coffee from Indonesia. It costs $160 per pound. It amounts to fermented coffee cherries excreted by Asian civets. The tenth most expensive coffee in the world is called Yauco Selecto AA from Puerto Rico. It costs $24 per pound.