The photochemical reactivity of aerosol coatings

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Nicholas Georges, vice-president of Scientific & International Affairs at the Household and Commercial Products Association (HCPA), delves into the issue of aerosol coatings and their impact on the environment.

For those of you who do business in the US, you’re probably aware of the volatile organic compound (VOC) regulations under the Clean Air Act. The California Air Resources Board’s (CARB) General Consumer Products Regulation is the most encompassing and has undergone multiple refinements to address the unique air quality challenges in California.

California has one of the largest market and retail distributions in the US, so its VOC rules typically dictate the rest of the country’s. There are 17 states, plus the District of Columbia, that have their own VOC regulations, but are modelled after CARB’s rules. The Environmental Protection Agency’s (EPA) National VOC Emissions Standards for Consumer Products is also modelled after CARB and applies to the rest of the nation.

These regulations are in place as part of an overall strategy to control ground-level ozone and overall air quality – but...

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