The title ‘potash’ is derived from the process used to reap potassium, where it absolutely was drained from wood ash and concentrated the leachate using big iron pots by evaporation.?? ???? ????????? ?? ??? ???????? ??? ????????? ?? ???? ?? ???????? ??????? ??????? ????????. ?????? ????? ???????? ?? ???? ???? ????? ??????? ???????? ????? ?? ???