When Brian Chesky and Quora User initially launched what nowadays is one of the biggest travel websites, they named it AirBed&Breakfast.
Perfluorooctanoic acid (PFOA), linked in laboratory animals to an increase in tumours of the liver, pancreas and testicles and reduced fertility, is one of the chemicals used in the chain of reactions that makes the common non-stick surface Teflon.
Instructions. Fill the nonstick pan with 1/2 cup white vinegar. Add 2 tbsp. baking soda and 1 cup warm water. Mix the ingredients with your fingers until the baking soda dissolves. Place the pan on the stove top over medium-high heat. Allow the solution to boil for 10 minutes.