How Everything Is Made on Instagram: "Ancient toilets were surprisingly clever, even thousands of years ago. Different civilizations solved the same problem in very different ways, depending on technology, water access, and social customs. In the Indus Valley civilization around 2600 BCE, some of the earliest true toilets existed. Homes had brick-built toilet rooms connected to covered drains. Waste was flushed with water and carried through underground sewer systems into cesspits or waterways.

Detailed Explanation on Instagram: "Gorgonzola is widely considered the oldest known blue cheese. Records trace it back to the year 879 in northern Italy, which predates other famous blue cheeses. Roquefort in France, although steeped in legend about a shepherd forgetting his bread and cheese in a cave, was formally documented around the 11th century, while Stilton in England only emerged in the 18th century. This makes Gorgonzola the earliest reliably recorded blue cheese, and one of the first