The Algal Turf Scrubber (ATS) is one of the marine ecology field’s best-kept secrets. Invented by Smithsonian scientist Dr. Walter Adey in the 1980s, the ATS harvests algae from large bodies of water ...

In the mid-range of stiffness are the yellow, green ... white pad (for polishing windows and mirrors) and a tougher red pad (for scrubbing stainless steel). The Drillbrush Power Scrubber may ...