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.
Asbestos has been used in adhesives since the early 1900s. One of the first products was a fibrous adhesive created by the Philip Carey Manufacturing Company in 1906. Since then, they have been used in a number of industries, often with vinyl flooring and wallpaper applications.