Pure breath of fresh air refers to big money

Blueair rolls out latest line as sales of air purifiers rise rapidly in China

Bengt Rittri, founder and CEO of Swedish air purifier manufacturer Blueair AB, says he is often asked by Chinese customers why a man in Stockholm, Sweden, one of the cleanest cities in Europe, would decide to make air purifiers.

The answer? Stockholm's air is not really that clean, says the environmentalist and admitted perfectionist.