Developing a bioactive brew is a novel track for revalorization of palm date byproducts. The effect of roasting temperature (160. 180 and 200 °C ) and roasting time (10. 20 and 30 min) on the hardness of the roasted date seeds. https://www.roneverhart.com/DigiWeigh-Notebook-Digital-Pocket-Scale-1000g-x-0-1g/