?? ????? ????? ???????, ??? ?????: ? ?????? ??? ?? ????? ??? ?? ???????? ?? ??? ???????? ?? ???? ? ???? ??? ??????????? ??? ?? ?????? ???? ???????????? ???????????.?????? ???????? ???????? ?????????? ?????? ????? ?? ??????? ?? ????? ????????? ?? ???? ??? ??? ?????????????? ??? ?? ?? ????????? ??????? ??????.Ammonia System Ammonia, also called azane