Normal and acetylated rice and waxy maize starches with a blend of nopal mucilage (Opuntia ficus-indica) and glycerol were used for the preparation of laminated and tubular films by extrusion and blown extrusion. respectively. The composition of the formulation was 70% starch (normal or acetylated). 20% glycerol. https://fitnessgravesyardes.shop/product-category/crank-disk/