In 1884, Dr. Hervey D. Thatcher invented the milk bottle.

The Romans used to clean themselves with olive oil since they did not have any soap. They would pour the oil on their bodies, and then use a strigil, which is type of blade, to scrape off any dirt along with the oil.

The shape of plant collenchyma's cells and the shape of the bubbles in beer foam are the same - they are orthotetrachidecahedrons.

AMAZING FACTS