Development of eco-friendly washing machine Hamzah Sakidin, Pretesh Sudhakaran, Muhammad Syaamil Saad, Sarah Syamimi Rozali, Abdul Hadi Nasarudin and Ahmed Abdullah AlMashhor MATEC Web Conf., 131 (2017) 04015 Published online: 25 October 2017 DOI: 10.1051/matecconf/201713104015