1) Big consumer lending bank 2) Fluorocarbon 3) Greenhouse emission 4) Greenhouse gas 5) Home-loan co 6) Hydrofluorocarbon Found on https://www.crosswordclues.com/clue/hfc
Fluorine containing hydrocarbons which have no negative impact on the ozone and are mainly used for refrigeration, air-conditioning and insulation applications; they have replaced ozone depleting chlorinated hydrocarbons
Found on http://www.encyclo.co.uk/visitor-contributions.php