Wet vacuum cleaner - effective at cleaning up liquid spills. This is more effective on smooth floors which can be left completely dry. Dry vacuum cleaner - effective at cleaning up dry/dusty contaminants. This is often effective on rougher floors. It avoids the creation of airborne dust. If the dust creates a health risk, make sure the filter is suitable. Scrubber-drier machines - can be an effective way to clean most kinds of flooring. Different designs of scrubber-drier machines lend themselves to different situations. The squeegee needs to be wide enough to recover all the water put down by the scrubber-drier.
