Concrete cleaning typically involves using techniques such as pressure washing, scrubbing, chemical cleaning, or steam cleaning to remove dirt, stains, and contaminants from concrete surfaces. These methods effectively eliminate tough stains, oil spills, grease, mold, and mildew, restoring the appearance of the concrete. After cleaning, applying a concrete sealer helps protect the sur... https://sshousewashing.com.au/2024/05/02/exterior-house-cleaning-sydney/