Here's another video: https://www.youtube.com/watch?v=A169-s4KHFQ https://www.youtube.com/watch?v=A169-s4KHFQ They never mention anything about new refrigerant

Here's another video: https://www.youtube.com/watch?v=A169-s4KHFQ https://www.youtube.com/watch?v=A169-s4KHFQ They never mention anything about new refrigerants being flammable. They always just say "we've never seen anything like this!"