... .purification of waste water and waste gas 2.The large outside surface area products 3.Environment protection projects 1.water treatment ... metals,carcinogen,stale small,bacterium,decolor,etc2.air purification: It can used in filter ozone,SO2,NO2,flue gas,toxic gas,carcinogen ... area with the adsorbate which increase the adsorbability.4.it can be used in purify water, anti-chemical,such as medichine,wine ...