XL: The scary individual who can point his face and his buttocks at you at the same time is a skunk. This is the position they adopt when they are about to spray you. The spray is usually a last ...

Loosen Rusty Bolts The little amount of phosphoric acid in a can of Coca-Cola contains can turn iron oxide into iron phosphate. The acid seeps into the cracks and crevices, making it easier to twist ...