???? ?????? ?? ???????? ??????? ????????? ????? ?? ???????? ??? ????? ??????? ???????? ???? ?????? ????? ??????? ?????? ????????. ??? ?????? ?????? ????? ??????? ?????? ???? ?????? ??????? ?????? ???????? ???? ?? ??? ??? ????? ?????? ???????? ????? ????? ??? ???????? ??????? ?????????? ????? ??????? ??? ??????? ?????. ????? ??????? ??????? ?? ??? ?????? ??????? ???????? ?????? ?? ??? ????????.
????? ??? ??????? ??????? ???? ???? ??? ????? ????? ??????? ????? ?? ????? ?????? ???????? ????? ????? ???????? ??????? ?? ???????. ???? ??? ???? ????? ???? ?????? ??????? ?? ??????: "???????? ??????????? ?????????? ???? ?????? ??? ????? ?? ??????? ?????? ???????? ????? ????????." "??? ???? ?? ??? ????? ?????? ???????? ?????? ?? ??? ????? ???????."
?????? ?????? ??????? ???????? ???? ????????? ??? ???????? ?????????? ?? ?????? ?????? ?? ??????? ??? ?? ???? ?????? ??????? ?????? ??????? ?? ????? ????? ???????? ?? ????? ???? ???????. ??? ??? ????? ?????? ??????? ?????? ?????? ????? ???? ?? ????? ??????? ???????? ? ??? ??? ?????????? ?????? ??? ???????? ?? ????? ???? ?? ????? ???????? ??????? ?????? ?????? ???? (???? ???? ??????). ????? ?????? ??????? ????????? ???????? ?? ???? ????? ???? ??????????? ???? ??????? ?? ?? ???? ????? ?? ???? ???????? ??????? ???????? ?????? (??PVC) ??? ??? ???? ????? ??????? ???????? ??????? ???????? ???????? ????????.
