People saw a strange thing in Wuhan. It's a high concentration of SO2 which is very toxic material.
According to Windy, air around Wuhan is composed of lots of SO2 and it's much more than Chongging city.
Some experts of air inspection inspect that a lot of dead body and animal is burn in Wuhan.
The emission quantity of SO2 is 1342.27. According to Interwave, 14 thousands of dead body are incinerated to emit same amount of SO2.
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