TY JOUR TI EFFICIENCY OF BIOLOGICAL CLEANING OF INDUSTRIAL AND HOUSEHOLD DRAINS KW biological treatment efficiency KW industrial and domestic wastewater KW installation type «BOS» KW biocenosis KW granular sludge KW flocculated sludge. JO Bulletin of the Angarsk State Technical University AU Aslamova, V.S. AU Il'yushova, Y.S. AU Aslamov, A.. PY 2019 IS 1 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»