A zinc coating, usually hot-dipped, in which the zinc and steel form a metallurgical bond. The thickness of a hot-dipped coating can be varied from a thin zinc/iron alloy layer to heavy applications suitable for extended outdoor exposure.
Humid subtropical climate. In Africa, the humid subtropical climates are found in two separate areas on the southern hemisphere of the continent. The Cwa climate is found over a large portion of the interior of the Middle and Eastern African regions.
Climate There are a number of climates in Africa including Desert (P-less than 10 inches a year, V-none to small grasses, T-hot in the day, cold at night in Africa). The Steppe (P-10-25 inches a year, V-short grasses, T-hot in Africa) area surrounding the Sahara is called the Sahel.