R-290, every mention
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tap a year for its mentions
every year anyone Ian McGavis 1
Verbatim, from the transcripts: the passages where R-290 comes up
Fixing the refrigerant problem
- ▶ 22:19 Ian McGavis You know, what some of the best natural refrigerants are, are, uh, R two 90, which is propane, and R 600, which is isobutane.