Derek Cole explains how modern sealed homes trap volatile organic compounds from building materials like paint and carpet. Without fresh air exchange, you're continuously inhaling off-gassed chemicals that trigger allergic reactions. The fix: proper ventilation to bring outdoor air inside and dilute the pollutants.
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The reason why is because of this desk, the carpet, the paint, everything on the wall. All of these are what they call VOCs, volatile organic compounds. Since we made our homes tighter and our businesses tighter, more energy efficient, these chemicals off-gassing cannot escape the space anymore, right? So now you're breathing it in your lungs. Outside, you don't have that present. You have ozone, you have UV, you have Mother Nature fighting against What's naturally present and it's doing what it does. In the home, you don't have that going on. You have these paints and finishes and carpets and stains, all this stuff. You have this compressed wood that's glued together. All this stuff's off-gassing and you're allergic to it because there's nowhere for it to go because the homes are so energy efficient, which is good, saving you money on energy. But the bad thing is you don't have fresh air, you don't have clean air. You now have the same air that, you know, off-gassing guesses all this stuff. So how do you solve that problem, right? You bring in what happens outside inside your home.