?? ???? ???? ??? ??? ???? ??? ??? ??. ?? ??? 12? ??? ????? ????? ‘?????(EM·Effective Microorganisms)’ ?? ??? ????. EM? ?????? ???, ??? ? 80? ??? ????? ??(10L)? ??(18L), ?(2t) ?? ?? 35??? 1??? ???? ???.

?? ? ?? ???? ??? EM? ??? ??? ???? ??? 1? 0.5t? ???? ?? ?? ?????????(BOD)? 14.8ppm?? 9.6ppm?? ??? ??? ????. ? ?? ??? ?? ??? ??? ??? ??? ??? ???????? EM? ?? ??? 20%?? ???. ? ???? ???? ???? ????????(COD)? 3?4100ppm?? 2?6646ppm?? ????? ??? ???.

?? ?? ?? ?????? ?? ??(96?)? ????(3?2000?)? EM? ?? ??? ???? ??. ???????? ??? ???? ???? ??? ??? ??? EM? ??? ??? ??? ??? ????.

?? ?? ?? ???? ?? ???? ????? ?? EM? ????, ????? ??? ?? ? ????. ? ???? “EM? ????? ??? ??? ?? ??? ??? ??? ??? ??? ? ??? ??? ??”? “?? 720t? ??? EM? ??? ????? ??? ??”??? ???.

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