they seem concerned about labeling it as propane the one I bought had "R290 ECO-FRIENDLY REFRIGERANT" all over the box, with the chemical name nowhere to be fo

they seem concerned about labeling it as propane the one I bought had "R290 ECO-FRIENDLY REFRIGERANT" all over the box, with the chemical name nowhere to be found (of course I immediately wanted to know what R290 was and googled it...)