Catalyst (noun) a person or thing that precipitates or accelerates a change or reaction. It can also refer to a substance that increases the rate of a chemical reaction without itself undergoing permanent change. In everyday use, a catalyst is something that spurs action or transformation in a system, process, or group.
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0:57Bromine
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0:58Calcium
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1:03Calorimetry
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0:56Carbon
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Catalyst
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0:57Cerium
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0:57Cesium
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0:57Chlorine
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0:57Chromium
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0:58Cobalt
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