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The Center for Disease Control (CDC) considers crystalline silica dust a carcinogen. OSHA recommends that it be treated as hazardous in an airborne state.

TSI puts people first, and our benefit plans and programs directly support this core value by enhancing their lives.

Air purification systems filter contaminants from the air that we breathe, but how do we know if the systems are working effectively?

Their calibration is traceable to standard SI units, making them ideal as reference instruments.

VelociCalc® Air Velocity Meters measure air velocity and temperature, calculate flow rate and perform statistical calculations.

AeroTrak® Portable Particle Counters are designed to save time and money.

These portable, battery-operated units are lightweight and easy to use.