Thanks to federal guidelines, our outside air has half the emissions from hazardous gases that it had 4 years back.

Sounds excellent, ideal? Other than Americans invest around 90 percent of their lives inside your home, according to an EPA-funded research study.

So what do we understand about the air we breathe inside? Ends up, extremely little bit.

Here’s The New Yorker‘s Nicola Twilley:

Unlike outside air, the air inside our houses is mostly uncontrolled and has actually been all however neglected by scientists. We understand hardly the very first thing about the environments in which we invest the huge bulk of our time. HOMEchem– Home Observations of Microbial and Environmental Chemistry– was the world’s very first massive collective examination into the chemistry of indoor air […] However the experiment’s early outcomes are recently emerging, and they appear to reveal that the combined emissions of human beings and their everyday activities– cooking, cleansing, metabolizing– are more intriguing, and possibly more deadly, than anybody had actually thought of.

In 2015, 60 researchers assembled for the HOMEchem Job at the University of Texas-Austin– where they prepared, cleaned up and carried out other family responsibilities in a cattle ranch home on the university’s engineering school. With a half-million dollars’ worth of high-end tech devices, they determined the effect of these activities on the air within.

We talk to among the researchers behind the research study about what they discovered.

Program produced by Haili Blassingame. Text by Kathryn Fink.