Mr. Sharma, a property dealer, had many expensive appliances at his home like refrigerator, air conditioners, geyser, etc. but he forgot to put earth wire connections to these appliances. One day his younger daughter opened the fridge and suffered a severe electric shock though, she was saved. Answer the following questions based on the situation given above.
(i) Why did it happen?
(ii) How can one save himself/herself from electric shocks by these electrical appliances?
(iii) What values are being neglected by Mr. Sharma?