So they monitor VOCs you can get a monitor if you want but if your car doesn’t have hipa filters in it and you don’t open your windows you will get a reading no matter what. You need special testing tubes called dragers to determine the real chemical that’s being pulled. It’s really not worth your time. My job was to monitor the air levels at several projects for some environmental jobs the levels are not sustainable. So any actions we can take to mitigate usually happen within seconds because it’s all open air. Just change your in air cabin filter to a hippa filter. Environmentalist within the EPA and state/local government have these reading monitored to..