Can't believe I had to scroll way down to find a comment that actually understood the article! There are new refrigerants called HFOs that are chemically-simil

Can't believe I had to scroll way down to find a comment that actually understood the article! There are new refrigerants called HFOs that are chemically-similar to HFCs, but do not exhibit the greenhouse effect. Ammonia and propane also work, and are commonly used in commercial refrigeration today.