. . . . . . "polycarbonate plastic" . "Lexan polycarbonate" . . . . "Polymeric Hydrocarbons" . . "Poly(carbonate)" . "polycarbon" . "lexan" . "LEXAN polycarbonate" . "plastic" . . . . . "Polycarbonate#Environmental impact" . . . . . . . . "polycarbonate" . . . . . . . "poly-carbonate" . . "PC" . "'''Structure'''" . "polycarbonates" . . . . . . . . "Polycarbonate" . . . . "Polycarbonates" . . . . . . "polycarbonate glazing (Lexan)" . . . . "Makrolon" . . . "Lexan" . "Macrolon" . "polycarb" . "threat to health" . . . . "Polycarbonate" . . . . . "Polycarbonate (PC)" . . . . . . . . .