TY JOUR TI Functional Safety as An Integral Part of Engineering Tasks KW safety KW safety instrument system (SIS) KW safety instrument function (SIF) KW safety integrity level (SIL) KW risk KW failure probability KW qualitative analysis of hazards KW study of hazard and operability (HAZOP). JO Safety in Technosphere AU Zalomnova, O.N. PY 2018 IS 7 PB INFRA-M Academic Publishing LLC.