Tag: IH

A History of Respirators

Throughout history, air pollution has been a problem.  Not only smog but fumes from excessive coal use in households as well as dirty air released from manufacturing, mining and increased emissions from industrial processes.  Respirators were invented. Londoners even coined a phrase, “pea-soupers,” because, since the 14th Century, London has been affected by thick smog. Read More

Construction Dust: Are You at Risk?

Construction dust as the name implies is referred to as dust generated on construction sites; and is of various types. Dust can be dirty as well as causes nuisance. However, most importantly, it can also cause severe health damage, sometimes with long-term consequences. Types of Dust There are three main types of dust: Silica dust: Read More

Helping People Breathe Cleaner Air with Dust Monitor

DynaGrace Enterprises today announced that they are expanding their product line to include state-of-the-art technology to monitor air quality.  The Nanozen DustCount 8899, a real-time, wearable, respirable dust monitor detects air particulates down to a microscopic level in real-time. OSHA has recently changed the Respirable Crystalline Silica Permissible Exposure Limit (PEL) to 50 mg/m3 for Read More

Silica: A Brief History

From the day we’re born, taking a deep breath is something we all take for granted.  Silica in an industrial environment is common place. Adults breathe 12 – 20 times a minute when they are resting. As humans, we take between 17,000 – 30,000 breaths a day, and the total length of the airways in Read More

OSHA Wants Your Opinion on Silica

OSHA put out a Request for Information (RFI) to ask for additional information regarding the respirable crystalline silica standard.  OSHA revised the silica standard March 25, 2016, and launched an industry compliance effort on September 23, 2017, with full enforcement of the October 23, 2017 standard.

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