Plumbing School Year 3 Module 7 Notes
Exam | Atcual Questions and Answers with
Verified Solutions | Latest Updated 2026
Corrosive waste requires the a separate drainage system
installation of
DWV piping in a residence can be acid-resistant
made of nearly any material that is
The pH value of 12 or higher extremely alkaline
should
be considered
Before working with a chemical always locate and carefully read the SDS
product,
In the GHS, product hazard by symbols called pictograms
classes
are identified
Before corrosive wastes can be they must be neutralized or diluted
discharged,
testing installed borosilicate glass water pressure should not exceed 22 psi
pipe, air pressure should not exceed 5 psi
, Aboveground horizontal runs of spaced every 8-10 feet
glass pipe should be supported by
padded hangers that are
Thermoset plastic pipes are highly resistant to corrosion
A chemically inert plastic pipe safe polypropylene
for use in food preparation areas is
The silicon content of the alloy 14% silicon
used
in silicon cast iron pipe is
No-hub silicon cast iron pipe is mechanical joints
joined by using
The most popular type of stainless Austenitic
steel for corrosive waste piping is
Threaded connections are not the pipe is too thin
normally used to join stainless
steel
pipe because
The corrosive waste dilution tank into the open air
must be vented
The EPA defines corrosive wastes 2 or lower or 12 or higher
as
liquids that have a pH value of
Exam | Atcual Questions and Answers with
Verified Solutions | Latest Updated 2026
Corrosive waste requires the a separate drainage system
installation of
DWV piping in a residence can be acid-resistant
made of nearly any material that is
The pH value of 12 or higher extremely alkaline
should
be considered
Before working with a chemical always locate and carefully read the SDS
product,
In the GHS, product hazard by symbols called pictograms
classes
are identified
Before corrosive wastes can be they must be neutralized or diluted
discharged,
testing installed borosilicate glass water pressure should not exceed 22 psi
pipe, air pressure should not exceed 5 psi
, Aboveground horizontal runs of spaced every 8-10 feet
glass pipe should be supported by
padded hangers that are
Thermoset plastic pipes are highly resistant to corrosion
A chemically inert plastic pipe safe polypropylene
for use in food preparation areas is
The silicon content of the alloy 14% silicon
used
in silicon cast iron pipe is
No-hub silicon cast iron pipe is mechanical joints
joined by using
The most popular type of stainless Austenitic
steel for corrosive waste piping is
Threaded connections are not the pipe is too thin
normally used to join stainless
steel
pipe because
The corrosive waste dilution tank into the open air
must be vented
The EPA defines corrosive wastes 2 or lower or 12 or higher
as
liquids that have a pH value of
