Limit the use of candles with synthetic fragrances; opt for beeswax or soy c

https://www.scribd.com/document/876541964/What-to-Do-When-Your-Air-Purifier-s-Red-Light-Starts-Flashing-182080

Limit the use of candles with synthetic fragrances; opt for beeswax or soy candles instead for cleaner burning options that improve indoor air quality.