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Science of Safety

Using Emergency Escape Breathing Devices (EEBD) in Immediately Dangerous to Life or Health (IDLH) Situations

Emergency escape breathing devices (EEBD) are a type of self-contained breathing apparatus (SCBA) used for emergency escape in immediately dangerous to life or health (IDLH) situations. When properly used, an EEBD can provide emergency respiratory protection by allowing the wearer to escape from environments with atmospheres that are oxygen deficient or that contain toxic contaminants. Typical Applications for EEBD Many

Find Out More About the American Recovery Plan EMS/Firefighter Funding Assistance

As the United States takes the next steps to recover from the COVID-19 pandemic, the $1.9 trillion emergency stimulus plan known as the American Rescue Plan Act of 2021 is the next source of support for COVID-19 pandemic response. But how does this next piece of legislation and spending impact first responders, including EMS agencies and firefighters? Below are major plan

How Reflective Wear Reflects a Deep Scientific Approach to Development

When clothing manufacturers are looking to utilize reflective material for the protective and visibility value that it offers, they are often also looking for more of a visual impact. Reflective material serves both of these purposes quite well. Obviously, it’s a cool technology that can create a really impactful look, but it also needs to be functional. What you may

Let's Learn More About How to Evaluate Respiratory Protection Choices

Wearing a respirator, whether by choice or because of the requirements of your job, is about protection. There are also other considerations that go into choosing what type of respirator you end up using. Protection, fit, comfort, quality and durability – these are all key criteria that should be considered. Whether you are an expert in making these decisions or

What is the Difference Between a Qualitative and a Quantitative Fit Test?

There is significant science behind evaluating the fit of respiratory protection. Have you ever heard of qualitative fit testing and quantitative fit testing? No? Let’s learn more. U.S. OSHA specifies approved procedures for both qualitative fit testing (QLFT) and quantitative fit testing (QNFT). There are several methods of QNFT – some involve measuring the concentration of an aerosol challenge agent

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