cxlinedriver ; You may not know it but there are a number of Cathay pilots and other expat staff happily retired in Hongkong. For them the pleasures of life in the harbour city far outweigh your dreaded pollution and that same pollution is certainly not driving them away. Your bad language and attitude to the country that gainfully employs you makes me suspect there is more to your discontent than some dirty air every so often. Today at the airport it's CAVOK and blue blue sky so sit back and enjoy. Prince of Dzun.