noise
preferred label: نوفه @fa
type: Concept
related: hearing protectors

hearing protectors
alternative label: ear muffs
related: hearing
related: noise
broader: safety and protective equipment
preferred label: محافظت‌کننده شنوایی @fa
type: Concept

hearing
preferred label: شنوایی @fa
type: Concept
related: hearing protectors

safety and protective equipment
preferred label: تجهیزات ایمنی و محافظت @fa
type: Concept
narrower: hearing protectors