2C50.10 Smoke Ring

Use device to produce smoke rings. The ring has a low pressure area at the center. Compare to hurricanes. Useful as attention getting device. Current device is not one shown in picture.

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Picture: Need new picture

 

Setup Requirements: Minimal. Use "Fog in Can" instead of real smoke to avoid setting off fire alarm.

 

Equations: None

 

Safety Issues: Do not aim at students.