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purification methods

08/02/2018 / By Michelle Simmons

Fundamentals of air purification: Planning ahead could save your life

Air quality is compromised in times of crisis or calamities, such as fires, nuclear attacks, and gas or chemical attacks. Here are 10 things you need to remember on air purification. (h/t to SurvivorPedia.com) Determine what needs to be filtered – Before buying air purifying systems, consider how much dust and large-sized particulates are in the air. […]

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