When Vicks Vaporub is rubbed on the chest, the person to whom the rub is applied is meant to be able to smell the scent of the rub, reducing the amount of blockage in the nose.
no measurement needed, just average camphor,menthol or menthol crystals and eucalyptus oil.Stir together.Put cedar leaf oil, turpentine oil,petroleum jelly,thymol oil or thyme and nutmeg oil.All...