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Ozone: Friend or Foe?

By Julia Bakker-Arkema and Marina Vance.   When we think of “ozone”, many of us think about the hole in the ozone layer, located high up in the stratosphere—about 12 kilometers, or 7 miles above the earth’s surface. It’s much higher than Mount Everest and most types of clouds. The ozone layer is important because […]

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Bleach cleaning: indoor emissions, chemistry, and impacts on air quality

By Jimmy Mattila, a graduate student in the Farmer Group at Colorado State University (Twitter: @JimmyMattila)   Bleach, an aqueous solution consisting of sodium hypochlorite (NaOCl) and other oxidizers/surfactants, is a commonly used cleaning product in household and workplace environments. The efficacy of bleach stems from its potent antimicrobial and oxidizing properties. Bleach cleaning emits […]

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Why is indoor air chemistry important?

If you’re like the typical human, you likely spend about 90% of your time inside. Our homes, businesses, exercise facilities, cars, and gathering places are all examples of indoor environments where we’re constantly breathing the air. Therefore, it is crucial to understand the chemistry occurring in these spaces and what it means to our health and well-being.

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