A hammer is robust enough that it doesn't require any special care.
don't let it rust, thats about it
No. Installing an anti-hammer arrestor in water line will take care of water hammer.
water hammer and not being strapped down properly.
by clening it
you can find water hammer In plumbing that is not fastened properly. Water hammer is not an "It" Its the sound made when water is turned off suddenly and the loosely fastened pipes make a banging sound.
yes you can very properly care for them in an apartment
Neglect- Fail to care for properly
clean it and hang it
Just don't hit it with a hammer and you'll be fine.
You would have to describe what YOU consider to be a significant risk. -I use hammer drills frequently and do not see "significant risks" if the tool is used properly.
You need a gunsmith
clean it and hang it
they wash them and feed them properly