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Title: Balls and Rings
PIRA: 4A 30.20

Demonstrates: Expansion due to heat.
Description: Ball & Rings. Heating the ring allows the ball to pass through it.
Instructions:
Items Used:

Notes: Make sure the ball is out of the ring before it cools. Unavailable in 114/116. Math Description: None.
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Size: 9 Condition: Good. Hazard: Burn hazard.

Schematic: None. Tech Specs: None. Web Links:
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