Heating, Cooling & Refrigeration · Recorded milestone
Low-warming HFO refrigerants
Recorded year2013
HFO-1234yf from Honeywell and DuPont enters new car air conditioners, with under 1% of the warming effect of the gas it replaces.
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Led to
No connections of this kind are recorded.
Sources & evidence
Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.