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Barring fire and the wheel, what do you think are the 3 most influential and important inventions in history?

My 3 picks are:
1. The plow
2. The square/rectangular building
3. A common currency
sunsporter1649 · 70-79, M
Reese's Peanut Butter Cups.
Birch Beer.
Pizza.
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sunsporter1649 · 70-79, M
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The integrated circuit
The internal combustion engine
Bellows for blacksmithing
The pen for writing
Clean water supply to homes
Phone
Penny · 46-50, F
electricity
engines (car, train, plane, ship)
internet
Faust76 · 46-50, M
Stick, Agriculture and The Internet.
Gusman · 61-69, M
Modern Sewage System
Refrigeration
Anesthetics
Fungirlmmm · 51-55, F
Modern indoor plumbing
Internal Medicine Equipment (ultrasound, xray, MRI)
The internet
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xixgun · M
Written language
Zippers
Internal combustion engine
MrAboo · 36-40, M
Sliced bread
Pumpkin pie
Flesh light
TexChik · F
Penicillin

Electricity

Smart phone
SW-User
1. Beer.
2. Religion.
3. War.

 
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