Ngomhla zi-3 kuJulayi, 2022, ukukhiqizwa kwamakhemikhali e-Haiyuan kwakujwayelekile, ikakhulukazi kuqondise umsebenzi wokuthulula i-formaldehyde, ukukhiqizwa okuvamile kotshwala be-propargyl kanye nemikhiqizo eqediwe engu-1,4 ye-butynediol, kanye nokuhlolwa kweshabhu ku-centralcontrolroom....
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