Let's see i never took things apart or anything like that i would build things but that was it. i decided to go to school for hvac-r when i relized i live in the desert was born in the desert and will probally never leave the desert. after starting school i feel in love with it and now im half way in my school program and i still feel like i dont know mutch of anything about this field but i learn something new everyday. i was told by my first instructor i live in the best place for this field(arizona). and i found this site 3 days ago and thought i could get great help from here