Extraction, Prototype Design for the Process Automation of  Pure Amorphous Silica from Rice Milling Waste (Husk). LJSIR [انترنت]. 22 أبريل، 2026 [وثق 17 مايو، 2026];4(1):189-97. موجود في: https://lafiascijournals.org.ng/index.php/ljsir/article/view/811