P. lima is difficult to identify due to its similar morphology to several other Prorocentrum species with a triangular and an oval or ovoid shape (e.g. P. foraminosum, P. concavum and P. hoffmannianum). P. lima can be distinguished by its size, shape, narrow and the presence of valve and marginal .
Raymark Corporation and Asbestos. Raymark Industries were at one time a major parts manufacturer in the automotive industry. For 70 years, Raymark operated from their 33-acre site located in Bountiful, Utah, where they manufactured disk brakes, drum brakes, brake pads, brake linings and adhesives.
Among the products produced by Minnesota Mining and Manufacturing (3M) that did not contain asbestos, but are named in asbestos-related lawsuits for allegedly failing to protect individuals from contracting asbestos-related diseases are: 1  3M 8500 dust mask (first manufactured in 1962).mong the products produced by Minnesota Mining and Manufacturing (3M) that may have contained asbestos are: 1  3M Caulk (1935-1986). 2  3M Sticky Tar Caulking (1935-1940). 3  3M Adhesive (1935-1986). 4  3M Wet Adhesives (1935-1986).