One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 348
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During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce （ ） into the air. A. Sprinkle water B. Sprinkle lime water C. Sprinkle NaI solution D. Sprinkle NaOH solution Answer: B. Sprinkle lime water
A, D. . . . . . . . . . . . . . . . .
D、－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce it into the air at （ D ）。
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce it into the air (d). A. Sprinkle water B. Sprinkle lime water C. Sprinkle NaI solution D. Sprinkle NaOH solution
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce （ ） into the air. Answer: B Sprinkle lime water
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce it into the air ( B、D ).
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to add B to the air
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce it into the air at （ d ）. D Spray NaOH solution
During the preparation of acetylene cleaning sodium hypochlorite, in the event of a chlorine leak, the best way to remove chlorine from the air is to introduce it into the air ( B ).