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| - U.S. Pat. No. 3,242,055 DeLucia (Mar. 22, 1966) discloses at column 3, lines 1-16, ???As is shown in FIG. 2. the pellet 35 comprises a blend of powder or crystalline type enzyme material 35A, e.g. lipase, trypsin, amylase, pepsin or the like, and metal filings 35B that are bonded together by a suitable bonding agent, ie. animal glue, animal glue mixed with skimmed milk, casein glue, or any suitabl
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