Understanding Particle Sizes
Gain a better understanding of the relative size of particles regulated by OSHA and MSHA for respirable crystalline silica. This free downloadable illustration offers a unique visual representation that helps demonstrate the vital importance of workplace sampling and protection for mining and construction professionals.

Understanding Respirable Silica in Construction: Risks and Protection
Silica Sampling Best Practices: Ensuring Accuracy and Compliance
Frequently Asked Questions
Why is understanding particle size important?
Knowing particle sizes is crucial for complying with safety regulations and protecting workers from potential respiratory hazards. OSHA and MSHA focus on particles ≤4µm because these can bypass the body's natural defenses.
How does this illustration assist with OSHA and MSHA compliance?
It offers a visual tool for recognizing and understanding the sizes of particles that need to be monitored according to OSHA and MSHA guidelines. The size of particles regulated by MSHA and OSHA are smaller than what can be seen with the human eye.
Can this content be used for training purposes?
Yes, the illustration is an excellent resource for training sessions, helping to educate staff on how small the particles that pose a health risk truly are.
Who should download this illustration?
Construction managers, mine operators, safety officers, and anyone involved in occupational health and safety should consider downloading this resource.
