sentence: A man demonstrates how to clean a tile floor with bleach,  a bucket and a mop. sentence:   A man talks to a camera while holding a mop before the screen cuts away to 6 videos of him progressively mopping a floor. sentence:   A man vacuums a floor, prepares of bucket of water and bleach, then mops a floor, pours the bucket water in the toilet and returns to speaking to the camera.