ear muff type
you can use earplugs, goggles, glasses
You can purchase hearing protection at the Amazon website. They offer some great hearing protection products that you will definitely be able to afford.
Boxers!They have really good hearing.
To get more information on hearing protection devices, try going to Grainger's website, they offer industrial ear protection information. You may also try Best Recovery's website or Deaf Talk.
Your hearing-your ears.
Hearing loss WILL happen by firing any gun without protection. Of course the level of hearing loss that will occur will depend on the gun and for how long and how frequently one gets exposed to it, but firing ANY type of gun without ear protection is not safe.
You can find out more about hearing protection from an audiologist who is a hearing specialist. You can also contact the Health and Safety Department to learn more as well.
what year did it become compulsory to wear hearing protection at the NCB
That will depend on the degree of the noise hazard. Hearing protection devices do not all offer the same degree of protection. It must be adequate for the hazard the worker is exposed to-
Firearms are very, very, loud, and can permanently damage your hearing if the proper ear protection is not worn.
104 dbs
Canadian Tire, Wal Mart, Home Depot, Home Hardware they all have hearing protection for sale, even Marks Works Warehouse have some of this ear protection gear.