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Plumbing School Year 3 Module 7 Questions and Answers
with 100% Complete Solutions
When testing installed borosilicate glass pipe, water pressure
should not exceed - ANSWER 22 psi
Corrosive waste requires the installation of - ANSWER a
separate drainage system
DWV piping in a residence can be made of nearly any material
that is - ANSWER acid-resistant
The pH value of 12 or higher should be considered - ANSWER
extremely alkaline
Before working with a chemical product, - ANSWER always
locate and carefully read the SDS
In the GHS, product hazard classes are identified - ANSWER by
symbols called pictograms
Plumbing School Year 3 Module 7 Questions and Answers
with 100% Complete Solutions
When testing installed borosilicate glass pipe, water pressure
should not exceed - ANSWER 22 psi
Corrosive waste requires the installation of - ANSWER a
separate drainage system
DWV piping in a residence can be made of nearly any material
that is - ANSWER acid-resistant
The pH value of 12 or higher should be considered - ANSWER
extremely alkaline
Before working with a chemical product, - ANSWER always
locate and carefully read the SDS
In the GHS, product hazard classes are identified - ANSWER by
symbols called pictograms
