access aged close-up closed closeup corroded corrosion door entrance entry gate grunge grungy hinge iron lock metal old old rusted hinge old wood padlock peeling paint private protection rough rusted rusty safe safety scratch secret secure security shut steel texture vintage wood yellow yellow wood abstract aging background brown chemical damage damaged dirty distressed ferrous frame hull industrial industry macro metallic oxidation oxide paint peel peeling pitted plate reaction red retro rust scrap stain stained urban weathered weathering