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A comment on Launch HN: OutSail (YC W23) – Wingsails to reduce cargo ship fuel consumption. Parent comment

Re:Launch HN: OutSail (YC W23) – Wingsails to reduce cargo s... by francoi8 on Monday April 03, 2023 @04:11PM (#35430559)
For CO2 at least the average price that it costs to pump the CO2 out of the atmosphere.
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