A compound pulley system with seven supporting strands is used to lift heavy crates. The motor being used to wind the cable in the pulley system can provide 215 lb of force. What
is the ideal mechanical advantage of the system? (Write this as just a number, not a ratio)

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.

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