Respirators and Dust Hazards

Phil Eggerding

Mine Engineering Dept./Mine Safety - Michigan Technological University

Respirators and Dust Hazards

Introduction

What is Dust?

How is Fresh Dust Generated?

How is Dust Recirculated?

How is Dust Recirculated?(2)

Dust Classification

Dust Classification by Size

Inhalable Dust

Respirable Dust

Dust & the Respiratory System

Why Control Dust?

Health Hazards

Dust Related Deaths in Michigan

Dust Related Lung Diseases

Controlling Dust

Dust Control (Wet)

Dust Control (Dry)

Controlling Dust Exposure

Respiratory Protection

Reasons for Respirators

How do we control these Airborne Hazards?

2 Basic Types of Respirators

Filtering Respirators

How long do Respirators last?

Health Conditions that Interfere with Respirator Use

Other Conditions that can Interfere with Respirator Use

Respirators Used at Your Workplace

Quiz Question 1

Quiz Question 2

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