Every day the human stomach produces about 2 liters of hydrochloric acid.

The amount of Kit Kat chocolate bars that are made at the York factory every 15 minutes are enough to outstack the Eiffel Tower.

The postage rate for a letter in 1693 was determined through how much light could pass through the letter. The postage rate would be more expensive if less light went through, and this process was called candling.

AMAZING FACTS