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الحديد الزهر المرن - الحديد الزهر اللين Nodllar Cast iron - Ductile Cast...

الحديد الزهر المرن - الحديد الزهر اللين Nodllar Cast iron - Ductile Cast
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Chemical Engineer I am a chemical engineer with experience in the fields of heat treatment of metals, manufacturing of tools, and characterization of different materials. I am also interested in the characterization of herbs for public health. .

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