fill CHEMICALS-COLLECTED-FLATTENED-FROM- HARDEN-KNOWN-LATER-PRODUCT
Rubber is one of the most useful substances (1).........to man .It can be found in many things around us, like car tires and chewing gum.Rubber is made (2)...........a milky liquid called latex. latex is obtained from rubber trees.
After the latex has been (3)........and the dirt removed, it is poured into large tanks and left to(4)..............When the latex is hardended, it is dried and sent to factories.
At the factories, the rubber is (5)..........into thin sheets and special (6).....are added to it. The sheets of rubber are (7)......sent to other factories which manufacture rubber (8)................
fill CHEMICALS-COLLECTED-FLATTENED-FROM- HARDEN-KNOWN-LATER-PRODUCT
Rubber is one of the most useful substances (1).....known....to man .It can be found in many things around us, like car tires and chewing gum.Rubber is made (2).....from......a milky liquid called latex. latex is obtained from rubber trees.
After the latex has been (3)....collected....and the dirt removed, it is poured into large tanks and left to(4).......harden.......When the latex is hardended, it is dried and sent to factories.
At the factories, the rubber is (5)....flattened......into thin sheets and special (6)...chemicals..are added to it. The sheets of rubber are (7)...later...sent to other factories which manufacture rubber (8)........product........