Good tips. Yeah, a career like this, I'd choose to help the guy who knows little but has a lot of curiosity than someone who knows more but with little interest.
Doing little test questions in the book and this question came up and I cannot find it anywhere, can anyone throw me a bone?
A good compressor will pull ..... inches of mercury vacuum during a system pump down.
a. into a closed system with 100 psig head resistance
b. into the open atmosphere (no head resistance)