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hey thanks for watching this video this is a much requested topic and it is a little bit of a maybe a dry topic its not the most technical but its a really good place to start for those of you who want to get into the HVAC industry because in order to pass the EPA 608 exam which is the federal exam that everyone who works in our industry has to pass you have to become EPA certified to work with refrigerants thats what that certification allows you to do legally and this exam does cover some things that are sort of ubiquitous you got to know it in order to do what we do now first thing to know about the 608 exam just because you pass it that does not mean that you are capable of working on equipment and it doesnt even mean that youre legally allowed to work on equipment in most states you have to either work for a licensed contractor or you have to have some sort of additional certification but the EPA 6:08 is the only National exam that relates specifically to the handling of ref