Yes, silencers are legal in Nevada (assuming they are correctly registered with the ATF)
Silencers are not legal in the state of Iowa. Currently there are 39 out of 50 states that individuals, trusts and corporations can legally own silencers.
No
Typically steel or aluminum
Suppressors are legal, yes.
Silencers are illegal in SOME states for the general public, but only a few. See link below
Yes. Must be registered with the Federal BATF, but state legal.
Basically any gun can have a silencer. Silencers don't work as well on revolvers, but any gun can be threaded for one.
there was yo-yos dolls jumpropes gun silencers and the vaccum cleaner
if a gun has a threaded barrel, (required for a silencer) it is classified as an "assault weapon" and is illegal in California.
You can purchase silencers or SUPPRESSORS in attachments after selecting the gun I believe it is 2000 CoD points
The Silencers was created in 1962.