<prompt> Translate the following text to EnglishWadi Natrun ilikuwa moja ya maeneo muhimu zaidi ya Misri katika nyakati za kale, hasa kwa sababu ilikuwa chanzo kikuu cha natron ya madini iliyotumiwa katika michakato ya mummification na utengenezaji wa glasi.  <response>: Wadi Natrun was one of the most important areas of Egypt in ancient times, primarily because it was the main source of the mineral natron used in the mummification and glassmaking processes. 