how to clean oven and fridge/ how to remove smell of fridge

requirement :

gloves
boric powder  / baking soda         1 tsp
any detergent or gel
clean cotton towel

• remove all the shelves and drawers . and rub it with sponge and detergent .then wash it in running water .set clean it with any cotton towel . set aside 

• in a bowl take detergent powder , liquid soup and hot water add pinch of boric powder mix well then with the help of sponge clean the fridge
  
  
  
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• after that clean it with cotton towel . 
• then place all the selves and drawers . 
• switch on the button . place all the foods , vegetables , chicken etc .