Caffeine boosts memory.
405
Play-Doh was first manufactured as a wallpaper cleaner.
122
A typical lead pencil can draw a line that is 35 miles long.
158
An ounce of platinum can be stretched 10,000 feet.
40
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
7
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
240
Extremely high pressured water can easily cut through a steel beam.
51