Smarty Pants Quiz
09
00
00
Who invented the floating ballcock, an improved tank-filling mechanism still used in toilets today?
Geoff Hill
Matilda Rudd
Thomas Crapper
Ismail al-Jazari
Did you forget your glasses? Try again!
The English businessman Thomas Crapper developed the ballcock, which prevents water overflow and backflow in toilets.
This was too easy! Try here!
09
00
00
Who invented the floating ballcock, an improved tank-filling mechanism still used in toilets today?
3 of 4 people (75%) answered this question correctly.
0
of 10 questions completed
Dashboard
Your Coins:
0
World Coin Count: 7320
Product
Value
Cost
Life
Buy lives to help pass the quiz.
1 x 50 Coins