⟩ Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). A. 5-10 B. 30-80 C. 150-250 D. 350-400
Option B
Option B
Tell me who taught you mostly what you know in plumbing?
Do you know what is Pipe Dope?
Explain me do you prefer your water mains be pvc or copper?
Please explain do you prefer PVC or copper for piping?
Do you know what is the most common reason for sump pump failure?
Explain me some of the most common tools required for plumbing?
Basic Plumbing interview questions
What can you offer me that another person can’t?
Tell me have you ever plumbed an office building?
Tell me do Unused Drains Dry Up and Get Rough Inside?