About this video
This video shows how water powered timers work in public restrooms. They use a special system called an automatic siphon to empty the water quickly. Steve Mould explains how these siphons work and why they are so clever.
🧠 Quiz & Trivia
Test your knowledge after watching!
Q1 What is an automatic siphon?
Answer: A tube that uses gravity to move water.
Q2 Where can you find automatic siphons?
Answer: In urinals and some other plumbing systems.
Q3 Why do public restrooms sometimes flush all at once?
Answer: They are connected to a system with an automatic siphon that empties periodically.
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