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Engineer or lab staff pointing on instrument calibration in to control the accuracy of measurement error within the range specified by standard. iso iec 17025 laboratory management certified concept.
QC Technician inspector using welding gauge inspection butted weld on plate steel structure in industry fabrication factory. NDT
Technician using virtual touchscreen clicks text: CALIBRATION. Concept of activate calibration, intermediate check or calibration measurement. Industrial calibration operations.
Unidentified operator or chemist is testing moisture or water content in sample with automatic moisture balance in the laboratory. Concept of quality control in pharmaceutical industry.
A operator's hand is holding steel calibration weight to place on the analytical balance. Concept of quality control in a laboratory.

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Sundial on pedestal by garden pathImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/sundial-pedestal-garden-path-677960">Image used under license from Freestock.com</a>
SundialImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/sundial-679029">Image used under license from Freestock.com</a>
Sundial on pedestal by garden pathsImage used under license from Freestock.com<a href="https://www.freestock.com/free-photos/sundial-pedestal-garden-paths-677957">Image used under license from Freestock.com</a>

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