What is an 'elevator pitch'?
AnswerA short summary you could deliver in one elevator ride
The idea is to explain something clearly in about 30 to 60 seconds.
Tech · Facts & stats
Elevator facts & stats
7 fact-checked facts about elevators, lifts and vertical transport, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
In the UK, the floor at street level is usually called what?
AnswerThe ground floor
British buildings number the floor above the ground floor as the first floor.
Going deeper
What does the counterweight in a traction elevator do?
AnswerBalances the car's weight so the motor works less
The counterweight offsets the car's weight, cutting energy use.
Why do many buildings skip labeling a 13th floor?
AnswerSuperstition about the number 13
Fear of the number 13, triskaidekaphobia, leads many buildings to skip the label.
Hydraulic elevators are typically used in what kind of building?
AnswerLow-rise buildings
Hydraulic systems suit short travel distances of a few floors.
Expert level
Which ancient Roman arena used lifts to raise animals into view?
AnswerThe Colosseum
The Colosseum's underground hypogeum had rope-powered lifts.
The first commercial passenger safety elevator was installed in 1857 in which city?
AnswerNew York
It went into the E. V. Haughwout Building in New York.
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