Sustainable development of three distinct starch based bio-composites reinforced with the cotton spinning waste collected from fiber preparation stage oleh Md. Redwanul Islam, Fahmida-E- Karim, Asif Al Hasan, Tawsisa Dil Afrose, Md. Sakib Hasan, Hasib Sikdar, Abu Bakr Siddique, Hosne Ara Begum