and learnt lessons. cassava (manihot esculenta crantz) is a crop for food, animal feed, starch processing and currently main raw materials for biofuel processing which has high comparative advantage of many countries in the world and vietnam. in , there are cassava production countries over the world...
clemens winkler in and named after his native germany: thus, germanium. germanium is a semiconducting metalloid with properties similar to silicon , and its use in electronic devices actually pre-dated the use of the more famous element. the first transistors were produced from germanium in bell labs...