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Catalyst   /kˈætələst/  /kˈætəlɪst/   Listen
Catalyst

noun
1.
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected.  Synonym: accelerator.
2.
Something that causes an important event to happen.



Related search:
biocatalyst


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"Catalyst" Quotes from Famous Books



... City. Its engine ran smoothly, as steam-engines always do. It ran on seventy per cent hydrogen peroxide, first developed as a fuel back in the 1940s for the pumps of the V2 rockets that tried to win the Second World War for Germany. When hydrogen peroxide comes in contact with a catalyst, such as permanganate of potash, it breaks down into oxygen and water. But the water is in the form of high-pressure steam, which is used in engines. The jeep's fuel supplied steam for power and its ashes were water ...
— Operation: Outer Space • William Fitzgerald Jenkins


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