tag:blogger.com,1999:blog-3355076702066700080.post2205251725326718127..comments2023-10-06T01:38:30.480-07:00Comments on Beijing Calling: Feeling like PigpenGoodbye HK, Hello YVRhttp://www.blogger.com/profile/09220868581581406872noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-3355076702066700080.post-6476067767743934252007-06-23T09:06:00.000-07:002007-06-23T09:06:00.000-07:00i understand china still uses a lot of coal to gen...i understand china still uses a lot of coal to generate energy. that is why lots of soats in the air. it is not surprising to have black dusts deposited on surfaces. same thing happens in all polluted places. wipe your nostrials every night with wet towel you will discover it turns black. coal soats is inorganic, not proteinaceous thus no immunity will be produced. you need organic elements like virus, bacteria, pollens etc to induce immunity.Anonymousnoreply@blogger.com