Indoor air quality is often 2-5x worse than outdoor air, and the things we use to make our homes smell "nice" are frequently the biggest contributors.
The candle problem
Placeholder content about paraffin wax (a petroleum byproduct), lead-core wicks, and oils — what gets released when they burn.
Diffusers and essential oils
Placeholder content about reed diffusers, electric diffusers, and the difference between oils and pure essential oils.
Incense and other burners
Placeholder content about particulate matter from burning incense and similar products.
Cleaner alternatives
Beeswax candles
Placeholder content about beeswax as a cleaner-burning alternative that may actually improve air quality.
Soy candles (with caveats)
Placeholder content about what to look for in soy candles — many are blended with paraffin.
Just... open a window
Placeholder content about ventilation being the single most effective thing for indoor air quality.