. . "Fillers may also include metal fillers, such as fibers, chopped fibers, particulates, whiskers, bubbles, spheres, fiber mats, woven three-dimensional structures, or the like, mixtures thereof and metal-coated fillers such as organic or inorganic fibers coated with metal, IUGroups 1 through 12 metals, the lanthanide series metals and metals and metalloids of IUGroups 13 and 14, including boron and" . .