antimicrobials acid. infection classification water infectious diseases of the ears alcohols chemical resistance drug action ehrlich paul antimicrobial history pollution chemotherapy waste water microbiology water borne diseases fresh water water microbiology fresh water microbiology infectious diseases of the eyes mycology fungi infectious diseases of respiratory tract gastrointestinal tract urinary tract std sexual transmitted diseases cns central nervous system eyes and mouth mycoses infectious diseases of the skin and wound skin skin disorders wounds disease infectious diseases physical evolution microbial biodiversity biological evolution origin of life on earth chemical evolution biodiversity archae biodiversity bacterial biodiveristy protozoa biodiversity fungal biodiversity origin of life (r.a.s) return lagoons aerated ponds stabilization facultative contactor rotating (biotower) biofilter filter trickling ditch oxidation sludge activated process aerobic waste bacteriological examination physical quality measurement analysis measurements quantitative hypochlorite chloride sodium (carbolic phenol dihydrochloride octenidine iodine peroxide hydrogen gluconate chlorhexidine boric quats compounds ammonium quartarnary surgery use antiseptics agent oxidizing aldehides phenols disinfectants. sanitizer medicial non mode arsanilic atoxyl arsenic properties important medicinal agents therapeutic as arsenicals plants mechanisms types organisms problems due arises fleming domagk i world war gas mustard cancer microbiology microorganisms environment sulfonamides antitubercular nitrofurans 4-quinolone antibacterials nalidixic ciprofloxacin imidazoles metronidazoles pollutants inorganic pollutions toxic metals organic biological
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