Get rid of the smells and odors in the fridge
Refrigerator or freezer smells can be eliminated by wiping the entire interior of the appliance with pure vanilla extract on a cloth, rubbing it on hard. Wipe again with a clean cloth.
To kill the awful smell in a refrigerator that was left closed when the power was turned off (as in a summer cabin), leave a dish of charcoal in the fridge for a few days. For a particularly bad case, renew the briquettes periodically until the smell disappears.
To eliminate freezer odors, place a cup of coffee grounds inside, close the door and leave overnight. In the morning, remove the coffee. If the odor is not completely gone, repeat the process with fresh coffee grounds.
Another way to rid a refrigerator or freezer of bad odors is to clean the inside with a solution of equal parts vinegar and water, then wipe dry.

Get rid of the burned-food smell
To rid the air of the smell of burned food in the oven, sprinkle cinnamon in a shallow pan and place the pan inside the oven while it’s still warm but not hot.

Get rig of the bad smells and odors in your kitchen
Pouring vinegar down the drain is an effective means of eliminating odors.
Simmer a cup of white vinegar on top of the stove to rid the air of strong onion, garlic or other unpleasant cooking odors.
To remove a lingering odor in your microwave oven, wet a cloth with warm water, wring it out and dip it in baking soda. Lightly scrub down the inside of the oven.
Another way to eliminate unpleasant odors in a microwave oven is to place in the oven 1 cup of water mixed with 1 tablespoon of lemon juice. Heat at full power for 1 minute, and the oven will smell much better.
To get rid of fish odor in a frying pan, fill the pan with water, add vinegar and bring to a boil. Then wash and rinse as usual.

Clean smelling hands
Fish or onion odor on hands can be removed by washing with baking soda or by rubbing with fresh lemon.
You can also kill onion odor on hands by rubbing your fingers with salt water.

Eliminate the smell from the old wooden bowls
To get odors out of wooden rolling pins, bowls or cutting boards, rub with a piece of lemon. This process will also remove the taint of onions. There’s no need to rinse; the wood will absorb the lemon juice.

Look for the wooden lining
Some bread boxes are lined with wood. To remove the odor of the wood, put a few drops of vanilla extract in a cup of water and apply to the interior of the box with a rag. Rub hard.