Pulp ni fibrous material iboneka mumibabi yuburyo butandukanye.Irashobora kugabanwa mumashanyarazi, imiti ya chimique na chimique yamashanyarazi ukurikije uburyo bwo gutunganya;irashobora kandi kugabanywamo ibiti, ibiti byibyatsi, ikivuguto, urubingo, ibisheke, ba ...
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