What is the equivalent sound pressure level for the following noise levels and durations a)- 93 db for 2.1 hours, b)-85 db for 2.5 hours, c)-95 db for 1.7 hours.

answer:

explanation:

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yes indeed

mayonaise pizza

good

dad gone me

answer:

the correct answer is d

One of the benefits of working with chlorinated polyvinyl chloride (CPVC) pipe is that it can be cut with a variety of different tools that don’t require any electricity or heat. However, different cutting methods are preferred over others, depending on the application.

When cutting CPVC pipe, it is important to make a square, flat cut. An uneven cut limits the bonding area and weakens the fitting.

To help you make the best possible cut, we’ve put together the following dos and don’ts when cutting CPVC pipe in different situations.