September 2018 2 19 Report
Dari manakah plastik berasal?
a. polietilina, terefatalat, propilina, dan sejenis bahan pelembut
b. polietilina, terefatalat, dan sejenis bahan pelembut
c. besi yang dipanaskan
d. prolietilina, terefatalat, dan sejenis bahan pelembut

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