caution marking information cldpe industrial sign

code recycling consumption matter package waste ldpe arrow pictogram triangle nylon glass aluminum jar symbol tube metallic environment metal flask plastic capacity bottle ecology identification icon eco polystyrene material pet marking container element reuse foil infographic fiberglass test product sign graphic number industrial vector stroke flat outline cartoon caution information cldpe notice products recycle paper metals informing properties chemical green triangular font text logo brand line circle diagram label presentation organ advertising calligraphy drawing signage