Other researchers have also found some superacids that bond really well with nitrogen oxides, gases made of both nitrogen and oxygen that are released in car exhaust, become smog, and lead to acid rain.

另一些研究人员还发现一些超强酸与氮氧化物结合的很好，汽车排放的含氮和氧组成的尾气会造成光化学烟雾污染，进一步形成酸雨。