Cooking with natural gas may be hazardous to your health

In the United States, a 2017 kitchen audit by The NPD Group showed that 35% of households cook on gas stoves while 55% cook with electricity. And while the U.S. Environmental Protection Agency regulates outdoor air quality, it’s much harder to regulate what’s inside your home, and that’s the air you breathe most of the time: People spend up to 90 percent of the day indoors, according to the EPA.