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Name: Stephen
Status: student
Age: 18
Location: N/A
Country: N/A
Date: 1999
Question:
Why does a can of electronic air duster get cold when you use it.

Replies:
This is caused by the expansion of gas from a small volume, at high pressure, to a larger volume at a lower pressure. This effect is known as Joule-Thompson.

Dr. Myron


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