They put a really high amount of particulates in the air, drastically reducing air quality.
Most people keyed into this from the Vox article:
https://www.vox.com/energy-and-environment/2020/5/7/21247602...
Which links to:
https://www.osti.gov/biblio/1172959
As evidence for the claim that Gas range put out more PM2.5
But if you consult table 3 of that article you will see it doesn't show that at all. The food (especially frying) swamps differences between electric vs gas ranges, which themselves aren't even significant.
I wonder how much of the gunk is still in my lungs.
I took apart mine and completely greased all the fittings and put the proper type of teflon tape. Feel way better. Confirmed there are zero leaks now