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Special air filter with 5 layer quality materials, filters dust, smoke, and germs at the nano level. For advertising air purifiers, car air conditioners, oxygen generators. Vector illustration file.
Fat grafting steps: from liposuction (adipose tissue harvest and Collected) to centrifugation for Fat cells separated, and Removing the oil and fluid layers for Nano-fat injection.
Difference of normal laser and Pico laser when shooting for breaks a dark spots on human skin layer into smaller fragments.
Dual nano Sim card on a smartphone.

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