Ideal for use in occupied areas like post offices, schools, hospitals and other public places where safety is important. 500MR removes newer mastics, layered adhesives and even glues 50+ years old, using the power of soybeans. It’s the first product to pass both performance and environmental safety test by the USPS for the removal of mastic containing asbestos! Contractors find that 500MR works more efficiently, saves time, and helps create a safer restoration site compared to traditional hazardous chemical mastic removers. Removes Asbestos/Black Mastic, Vinyl Glue, Ceramic Mastic, Traditional Carpet Adhesives, has virtually No Odor and is Less Than 3% VOC.