From the northern and eastern angles of Potiskum, one could assume that the town is a giant mechanical workshop. There are trailers by the side of the road. There are trailers in front of and within large mechanical workshops. There are many workshops at various stages of constructing the bodies of the trailer. In fact, there are trailers and bodies of trailers almost everywhere. Some of the trailers are loaded with vegetables, others with cattle, dried fish and grains; all ready to head in different directions across the lengths and...