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An official circular seal for an 'Oxygen Equipment Cleaning and Calibration Course', featuring a technician in blue adjusting a pressure gauge.

An official circular seal for an 'Oxygen Equipment Cleaning and Calibration Course', featuring a technician in blue adjusting a pressure gauge.
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Design a circular official seal for an 'Oxygen Equipment Cleaning and Calibration Course.' The seal should feature a bold outer ring with the text "Oxygen Equipment Cleaning and Calibration Course". Inside the seal, depict a technician working next to a pressure gage with a needle pointing to a high-pressure value. Use a clean and professional color scheme with blue, metallic gray and vibrant colors. The seal should have a polished and official appearance. See more

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