Also, you don’t have to necessarily use water. You can use alcohol, ammonia or s... | Hacker News

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echoangle 3 months ago | parent | context | favorite | on: Explainer: What's r1 and everything else?

Also, you don’t have to necessarily use water. You can use alcohol, ammonia or something else with a different boiling point.

immibis 3 months ago | [–]

It doesn't matter - the fraction of energy you can get is the fraction you decrease the temperature relative to absolute zero.

richardatlarge 3 months ago | [–]

Try liquid sodium, it vaporizes at 883c

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