well he never handeled the thing after it bit him which was like a year ago. I have a few questions that could result in me getting it or not
1) whats the possibility of getting a disease like salmanilla from it?
Very low, IDK if they could even give you disease
2) are they poisonous if i do get bit?
Nope, I've heard it barely hurts
3) does their enclosure ever smell?
As long as you clean it every once in a while it won't smell
4) when do I clean the enclosure?
Whenever they poop 
5) what do i feed it? like superworms mealworms vegggies?
Crickets or mealworms
6) how expensive would it be to run its setup? heat lamp ect
They don't need a heat lamp, a UTH would be fine. Mine was like $20
7) would i be able to handle it?
Yup, work with it every day