Used motor oil.
Electronic scrap like full units pc, board scrap, electronic scrap, laptop scrap, lcd scrap, tv's , monitors, apc, adsl modems, power cables, office phones.
Beans, sesame, cashew nuts, cassava, cocoa beans, groundnuts, gum arabic, kolanut, maize, corn, melon, millet, palm kernels, palm oil, plantains, rubber, sorghum, soybeans, plantain, yams, groundnut and palm kernel oil.