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Listen to native speakers pronounce “kerogen” in real conversational contexts with synchronized timestamps and subtitles.
They've been worked on extensively by the community with an interest in this. And we know more about the Murchison than any other meteorite so far. So, this is why they'reso interesting. If you analyze the Murchison, you discover it's around two percent organic material by weight, most of which is a polymer called kerogen, or kerogen-like polymer. But someof them are soluble--that little red pie slip there. And then of the soluble, you can see that some of them are carboxylic acids.