concrete efflorescence

navigate by keyword : aged architecture block brick brickwork building cement concrete construction crystalline damage damp dampness defect detail dirty efflorescence exterior fault flaw fluffy grunge home house macro material moisture mold mould old rough salt salts solid stain sticky stone structure surface texture textured vapour wall water weathered wetness white

White substance oozing from concrete steps, caused by salts leeching through damp concrete. Can be sticky at first and turn fluffy when it dries out