Order this Orastone Hand Warmer now, and enjoy the warmth all season ... We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.
The first 'reaction' that we tried for our hand warmer involved dissolving potassium carbonate (K 2 CO 3) in water. Potassium carbonate is one of the chemicals left behind in the ashes of burnt wood.
These lightweight and easy-to-carry hand warmers come in a value pack and this ... all recommended products and services. If you click on links we provide, we may receive compensation.