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Blue green copper (Cu) oxide ore. Background concept. Mining.
little girl with sedation mask. Treatment of children's teeth with nitrous oxide. children's dentistry.
Dirty rusted metal texture for background. Ecology and recycling. Rusty scrap metal in a landfill in natural light. Corrosive Rust on old iron. Oxidated metal. The passage of time
Destruction of bacterium, conceptual 3D illustration. Bacterium with wholes in its cell wall. Action of antibiotics, nanoparticles and other agents on bacteria
Aged copper plate texture with green patina stains. Old worn metal background.

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