What does a plunger, or rubber force cup, do?

Uses pressure to clear a clog.

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  1. Uses pressure to clear a clog ✔
  2. Cuts pipe to size
  3. Measures water temperature

Why: A plunger pushes and pulls water to loosen clogs in drains.

Huh, didn't know that: A plunger pushes and pulls water to loosen clogs in drains.

The dad joke
A plunger is a real pressure performer.
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References

Answer: Uses pressure to clear a clog. A plunger pushes and pulls water to loosen clogs in drains.

  1. Scouting America: Plumbing www.scouting.org/merit-badges/plumbing
    Identify and explain the following terms: washer, retaining nut, plunger (rubber force cup), solder, flux, elbow, tee, nipple, coupling, plug, union, trap
    Checked 2026-11-07.

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