abstract agitated agitation bubbles bubbling contaminated contamination edge edges edging flow flowing foam foaming froth frothing frothy inlet light mixed mixing pattern patterning patterns polluted pollution soft stirred stirring stream surface surfaced surfaces swirling swirls texture textured textures toxic toxicity variation varieties variety water white appearance background blended color colored colour coloured dark decorative design details geometric geometrical interconnected interlinked intertwined intricate lines patterned perspectives shape shaped shapes squared squares style symmetrical symmetry thick thin tiled tiles vibrant wallpaper yellow angled angles brown 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 beach coast coastline cracks crannies heavy hollows layers levels limestone ocean rocks rocky rough sand sea seashore seaside seaweed shade shadows shore shoreline Sizes solid stones stony strength strong uneven variations