It “cleans thoroughly and efficiently” by buffing across the floor, giving hard surfaces a nice, shiny clean. Best of all, it’s on sale right now at Walmart and Amazon right now for under $70!

I resurfaced concrete floors with a skim coat of concrete. I used Quikrete Self-Leveling Floor Resurfacer concrete mix and poured a skim coat over the top of the existing concrete floors.

With its sensors, cameras, and even Lidar, the floor scrubber features all the bells and whistles of a self-driving car, though for different purposes. As LinkedIn noted, the machine exists ...