... plastic bag from contacting with the pot)for several minutes until all the crystals dissolve.3 ... will be highly appreciated to hearing from you. cold compress: trauma hemostatic, heat, fever, relieving itching, check ... toothache, sprains, burns, eliminate fatigue, etc. Hot compress: relieve rheumatic pains, neuralgia, sciatica, cervical pain, ... Hand Warmer new products for 2012(CE/FDA /MSDS approved)