Home » Clean Air Blog » Air Pollution » Is your air conditioner bringing in dirty outside air? Is your air conditioner bringing in dirty outside air? 2020/7/152013/8/24 作者 Thomas Talhelm Is your air conditioner bringing in dirty outside air? Here’s a live test with a particle counter. See the average results over multiple AC tests here. 你知道这些吗? 空调是否会把室外肮脏的空气带进室内? 又热又“霾”,空调会把外面的雾霾吸进来吗? Q&A: Do ACs Bring in More Dirty Air? 每天会吸入多少PM2.5?