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Mechanic holding clipboard with checking truck in service center, Preforming a pre-trip inspection on a truck,preventive maintenance,spot focus
The preform shape of PET bottle in the blowing mold machine. The operation of PET bottle processing by blowing process with the blowing mold.
Jewelry designer works on a hand drawing sketch of the ring.
Close up scene of group of preform shape of PET bottle products. The raw material for plastic bottle manufacturing process.
Carbamide in PET preform bottle with molecular structure. Chemical ingredient used in medical and public health issues.

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