Smarty Pants Quiz
09
00
00
Who invented the floating ballcock, an improved tank-filling mechanism still used in toilets today?
Geoff Hill
Ismail al-Jazari
Thomas Crapper
Matilda Rudd
Be careful! Try again!
The English businessman Thomas Crapper developed the ballcock, which prevents water overflow and backflow in toilets.
You're a genius! Try here!
09
00
00
Who invented the floating ballcock, an improved tank-filling mechanism still used in toilets today?
2 of 3 people (66.67%) answered this question correctly.
0
of 10 questions completed
Dashboard
Your Coins:
0
World Coin Count: 6870
Product
Value
Cost
Life
Buy lives to help pass the quiz.
1 x 50 Coins