... anti-conductive easy assemble ISO9001 fiberglass reinforced plastic step ladder used in industry1. strong ladder ,made by FRP.2. insulative ... INFLAMMABLE AND EXPLOSIVE ENVIRONMENT.E, NON-CONDUCTIVE: IT CAN BE USED IN INFLAMMABLE AND EXPLOSIVE ENVIRONMENT.F, NON-SPARKING: IT ... CAN BE USED IN EXPLOSIVE ENVIRONMENT.G, LIGHT WEIGHT: THUS REDUCE THE ...