Sagot :
Answer:
Because most of those uses electricity which is a hazardous in contact with water or liquid substances.
Answer:
For safety purposes
Explanation:
When standing in the bathtub full of water and using a hairdryer, suppose due to some malfunctioning of the hairdryer, current is transferred through the body trunk and leaves the body through both of the legs.
Now the current in the same phase when comes in contact with each other, due to the presence of free ions in the water , creates a short circuit , leading to both shock as well as thermal hazards.