Combining High-Density Polyethylene (HDPE) Plastic Waste with Sand for Sustainable Construction in Plastic Brick ManufacturingMohammedalameen Alhussein, Ahmad Zaki, Dorotasya Ardhia Prameswari, Seplika Yadi, Restu Faizah, Adiza Jamadin and Adryan FitrayudhaBIO Web Conf., 199 (2025) 05006DOI: https://doi.org/10.1051/bioconf/202519905006