We are used to being concerned about air pollution outdoors, but we aren't used to thinking about air pollution when we're inside our homes," Rob Jackson, the study's senior author and an earth system science professor at the Stanford Doerr School of Sustainability, told SFGATE. "For the average American, one quarter of all the asthma-triggering nitrogen dioxide that they breathe comes from their stove indoors. That's not something most people are aware of.
Some kitchen appliances are fairly easy to live without while you wait on a replacement, but the stove simply has no good substitute. To prevent this expensive gadget from failing too soon, clean spills and stains off the surface every time you cook. The nooks and crannies in the burners may be among the most frustrating kitchen items to clean, but leaving the appliance filthy is a massive mistake that shortens its lifespan.