. . "ADR (treaty)" . . . . . . . . . . . . . . . "European Agreement concerning the International Carriage of Dangerous Goods by Road (ADR)" . . . "general hazard class" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "ADR treaty" . . . . . . . . . . . . . . . . . . . . . . . . . . . . "carriage of dangerous goods" . . . . . "UN ADR" . . . "ADR" . . . . . . . . . . . . . . . . . . "ADR (treaty)" . . . . . . . . .