Osisi-plastic, nke a makwaara dị ka osisi nchebe gburugburu ebe obibi, osisi rọba na osisi maka ịhụnanya, a na-akpọkọta ọnụ "WPC" mba ụwa.Emepụtara na Japan na ọkara nke abụọ nke narị afọ gara aga, ọ bụ ụdị ọhụrụ nke ihe mejupụtara nke sawdust, sawdust, ibe achara, husk osikapa, ...
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