The Greek word kommi He went to Latin as cummi or gummi, which derived in the vulgar Latin gumma. Ours language the concept came as rubber , as one is named high viscosity substance obtained from different plants .
The gum, once dry, is insoluble in alcohol and soluble in water. Just mixed with water can be used as glue Because of its high molecular weight. The characteristics of the rubber, however, depend on its origin and of the processes that apply to it.
The notion also has other uses according to context. It is called rubber rubber , a latex produced by various plant species. A rubber, therefore, can be a elastic band made with elastic rubber that is used to make various elements stay together. By example : "Please, give me those bills that are attached with a rubber band", "Don't you have a rubber to close the package?", “I put several chocolates together with a jelly and gave them to my girlfriend”.
A eraser , meanwhile, it is an element that serves to eliminate what is written with ink or with a pencil : "I got confused, I need an eraser", "Luckily I had an eraser and I could correct the mistakes", "Mom, buy me a new eraser: I think I lost the one I had".
The chewing gum or bubble gum is a tablet Flavored and flavored that is chewed but not swallowed: "I love strawberry chewing gum", "As a kid they never bought me gum", “I sat on a chewing gum and I can't take it off my pants”.
Yet tire Finally, it can also be called rubber: "I was driving on the road and I had a front rubber.", “I have to inflate the tires before starting the trip”, “My brother-in-law was robbed of the relief gum”.