C Tortoe,
H Ofori, PT Akonor, H Oduro-Obeng - Cogent Chemistry, 2018 - Taylor & Francis
Abstract The concentrations of Arsenic (As), Lead (Pb), Mercury (Hg), Copper (Cu), Iron (Fe),
and Zinc (Zn) in doughnuts, cookies, and bread prepared from root and tuber and cereal …