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Show m i Uses of Apparently Valueless Things. Banana skins are utilized in soap-making soap-making on the west coast of Africa. The skins are rich in alkali, so they are burnt to an ash, and this mixed j with water and palm oil goes to make a cleanser which is in demand among i the whites as well as the natives. Another example of an apparently : valueless thing, being quite the re- j verse, is given by Norway. The farm- j era in the southern part of that country coun-try have found that the gathering of seaweed is more profitable that tilling till-ing their fertile lands. The seaweed is dried and burned and the ashes are sold to chemists. From it iodine is obtained. The seaweed, which is called kelp." is also sometimes collecteel and burneel in the north of Ireland for the same purpore. . |