abstract appearance background blended brown color colored colour coloured dark decorative design details edges geometric geometrical interconnected interlinked intertwined intricate light lines patterned patterns perspectives shape shaped shapes squared squares style surface surfaced surfaces symmetrical symmetry texture textured textures thick thin tiled tiles vibrant wallpaper agitated agitation bubbles bubbling contaminated contamination edge edging flow flowing foam foaming froth frothing frothy inlet mixed mixing pattern patterning polluted pollution soft stirred stirring stream swirling swirls toxic toxicity variation varieties variety water white yellow angled angles connected connections contoured contours contrast contrasting edged interlaced intermeshed wood art-glass artistic bright coloration colorful colors colourful colours craftsmanship distinctive glass lighting pink raised stained-glass surfacing window