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Watch Charle's law really heat up with this exciting demonstration! Rapidly compressing air inside the fire syringe to a smaller volume produces enough heat to ignite a small piece of cotton. Teach gas laws, heat vs. work, adiabatic compression, phases of matter, and combustion. Includes instructions, cotton, and replacement O-rings.
Tariffs have driven up the cost of this item significantly. We apologize for the price increase. We are absorbing some of the impact to help teachers but are forced to pass most of it along.
Watch Charle's law really heat up with this exciting demonstration! Rapidly compressing air inside the fire syringe to a smaller volume produces enough heat to ignite a small piece of cotton. Teach gas laws, heat vs. work, adiabatic compression, phases of matter, and combustion. Includes instructions, cotton, and replacement O-rings.If for any reason you are not satisfied with this item, it is eligible for a return, exchange, refund, or credit up to 180 days from date of purchase. Restrictions may apply. Returns & Exchanges Policy.