abandoned abstract aging aqua background blue brown color colours concept decay design fill graphic grunge illustration image industrial metal old orange oxidisation oxidised paint purple ruin rust rusted scrapbooking style texture ugly unique urban wall weathered copyspace green yellow additions alterations angled angles building building-construction building-site building-work construction construction-site construction-work danger development height high metal-work patterned patterns pipes reinforced reinforcing safe safety scaffolding secure security steel steel-scaffolding tall work corrugated creation fence gray grey mottled peeling red black backdrop chrome circle decorative detail grid grille holes iron macro mesh modern New panel pattern plate reflection retro round shape shiny silver Speaker technology vector wallpaper bronze sepia brass gold hi res high resolution