If you have a week or two of hard, dirty DIY in your future, we think they are worth it, but if your situation requires you to go through a lot of disposable masks, the cost will add up quickly
(During a wildfire, the chief pollutant youd want to measure would be soot particles technically called particulate matter. But at other moments, its also important to minimize volatile organic compounds, or VOCs, which are compounds that can be toxic to human health.) However, while there are tons of home-use air quality monitors on the market, they dont all work as well as advertised and it can be really hard to determine which ones do
It has the same health effect (mostly just improving your mood) as any scented soy candle
Safety goggles are crucial to protect your eyes from airborne debris and chemical splashes, and chemical-resistant gloves (like nitrile) will shield your hands from corrosive soot and cleaning solutions