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 insulating board, also known as AIB or by the trade name Asbestolux, was an asbestos containing board used in the building trade because of its excellent fire resistance and heat insulating properties.These boards were commonly used in the UK from the 1930s up until production was terminated in 1980.IB tended to contain 25-40% asbestos, with amosite being the most common form of asbestos used, although a mixture of amosite and chrysotile was also common, and crocidolite was sometimes used in older boards and some marine boards.