to keep water from getting every where
ONLY water lines!
If a steel pipe is fitted with a brass tap, it is the brass tap that will get corroded.
Lead wipe a brass nipple into the lead pipe and then use a female adapter x PVC on the brass threads
Attach an auto air vent at the highest point on the line
There should be a nut around the chrome pipe holding it to the brass. Loosen the nut and pull the chrome pipe out.
You hold the hose firmly and pull back on the brass ring as you insert the male pipe into the receptacle. Holding this back releases the locking balls.
Copper / brass /some people opt for gavlanized
There are instances when corrosion occurs at the junction of a carbon steel pipe and a brass valve. This is often the result of a pipe threading failure.
No! That will create intergranular corrosion
Yes, it is still a pipe thread. The pipe dope is there to fill in the gaps in the thread. It is impossible to machine the treads close enough in pipe to not need something in the threads to make a seal.
yes
Yes all brass object can be recycled.