????????! ?? ??????????? ?????????? ?????? ????????. ??? ?????????? ?????? ????? ?????????? ????? ?????? ????????.? ???????? ????????? ? ????????? ??????? ???????? ???????????? ????????? ?????????? ????????? ? ????????? ??????????? ???? ????????? ????????The lesser the concentration of these trace things, the “whiter” or even more colourless th