APR facepieces are divided into four categories: disposable, quarter mask, half-mask, and full-face. Disposable respirators (dust masks) shield workers from irritating dusts and particles. Cartridges or fabric filters are used with quarter mask respirators.
An N95 respirator is a Respiratory devices gear that is designed to provide a very close facial fit and effective particle filtering. It's worth noting that the respirator's edges are designed to create a seal around the nose and mouth.

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