Xi Jinping, the head honcho of China is a chemical engineer. His expertise could be used to solve the pollution problem. If pollution control equipment are installed at the source of emissions it would be even more effective. The flue gases could be mixed with water mixed with caustic soda (which is alkaline) which could cool the gases and react with the acidic gases. CO2 with water forms acidic carbonic acid. If there is sulphur then one could get sulphurous liquids which are acidic.
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