Which of the following is a potential health hazard associated with using bleaching powder?
Skin irritation
Respiratory irritation
Eye irritation
All of the above
Bleaching powder can cause skin, respiratory, and eye irritation if it comes into contact with the body. It can also cause more serious health problems if ingested or inhaled in large amounts. Hence option D is the correct answer.
Option (A) is incorrect because skin irritation is only one of the potential health hazards associated with bleaching powder. Hence option A is incorrect.
Option (B) is incorrect because respiratory irritation is only one of the potential health hazards associated with bleaching powder. Hence option B is incorrect.
Option (C) is incorrect because eye irritation is only one of the potential health hazards associated with bleaching powder. Hence option C is incorrect.