Common harmful substances icon in the air

大家好，我的英文不是很好。这个是我设计的一个产品网站上的卖点图标，现在分享出来。更多浏览我设计的产品网页在https://www.mi.com/airmax/?cfrom=search
Hello everyone, my English is not very well. This is the selling point icon on a product website that I designed, and I will share it now. More browse the product pages I designedhttps://www.mi.com/airmax/?cfrom=search