biochemical oxygen demand (BOD)

1-methyl-2-phenylhydrazine alun-jones beater colloid mill beryllium ulcer bleeding wing tank body of incus Clematis jingdungensis corynite(korynite) ervings gorbanifar interior check low seam mining machinery mediacrats middle rank ophthalmo-rhino-stomato-xerosis overlapping data grouping reduction program Ryton square peg zeismus