Cave of the Dogs
Product Number: SB52235
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Explore the unique properties of CO2 that make this a perfect fire extinguisher. By pouring the gas into the container with steps of burning candles, observe the effect of CO2 on combustion. Generate and capture the invisible gas before the lesson and amaze your students with the mysterious cause that extinguishes the candles one by one. Kit includes transparent container, steps, four candles, plastic bottle, gas generator, acetic acid, sodium bicarbonate, measuring spoon, wooden splint, and matches.