Comment on Blue Origin has hot fired its BE-4 rocket engine for the first timeparentComments−greglindahl8yWhen you liquefy natural gas, ethane and methane liquefy at different times, so it's relatively easy to purify methane. I don't know the price difference, do you?
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When you liquefy natural gas, ethane and methane liquefy at different times, so it's relatively easy to purify methane. I don't know the price difference, do you?