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.
Industrial and Construction Products Containing Asbestos. Thousands of construction, fireproofing and industrial materials used in the manufacturing and building industries contained asbestos until the use of asbestos became regulated in the early 1980s. For example, corrugated sheets are commonly used to protect boilers, furnaces and other industrial equipment.