3-D alert appropriate-behavior appropriate-behaviour area attention banned cigarettes communicating communication danger direction directive distinctive environment eye-catching glassy health health-risk lettering location no-smoking not-allowed not-permitted permission-denied plastic pollution prohibited prohibition raised semi-transparent sign style surface surfaced surfaces surfacing symbol tactile texture textured textures thick thin unhealthy warning wording words abstract boards circuit-boards circuitry colored colors coloured colours complexity complx components computer computer-hardware connected connecting connections devices electrical electricity electronics equipment fusible-metal-alloy gadgetry inside interlinked internal lines linked links metal miniature no-longer-in-use outdated part parts patterns permanently-bonded plastics printed-circuits recycling solder solidify technology unwanted useless complex Asian bread cafeteria choices cooked cuisine diet diner dip disposable-cup drink drinking-straw eating-out fast-food filtered flat-bread food food-hall fork fried-rice hot Indian lettuce lid lunch mango-lassi meal napkin oriental paint painting pickles plate Rendered rice salad savory savoury serviette Singapore spices spoon table-napkin take-away tasty tray variety vegetables 1-hour-mechanical-timer 60-minute-visual-timer alarm anti-clockwise bell-tone-ring case classroom-teaching-tool clock-wise cooking-timer countdown-timer dial divisions fitness-exercise-timer games-timer internal-mechanism internal-spring kitchen-timer mechanical-countdown-clock mechanical-timer minutes multi-use-timer numbers photography-darkroom-timer pointer ticking-timer time-management time-up-bell white art artistic arty back backdrop backdrops background backgrounds beautiful black blend blended bright brown bursts circles color colour curves decoration decorations decorative design detailed detailed patterns distortions ethnic fantasy graphic image images interconnected intermeshed interwoven intricate intricate patterns light mediaeval medieval mix modern motion old orange pattern radiating rich shape shapes swirl swirls vibrancy vibrant wallpaper colorful colourful futuristic glass glossy red curls kaleidoscopic patterns yellow