RT null T1 Good Servicing: Flammable Refrigerants Quick Guide - An alternative Quick Guide on Good Practices for Flammable Refrigerants A1 United Nations Environment Programme, K1 ozone K1 refrigeration K1 air-conditioning YR 2018 FD 2018 LK https://wedocs.unep.org/handle/20.500.11822/27136 UL https://wedocs.unep.org/handle/20.500.11822/27136 NO An alternative Quick Guide on Good Practices for Flammable Refrigerants DS UN Environment Document Repository RD Sep 17, 2026