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Supervisor use the survey meter to checks the level of radiation in the radioactive zone
Glowing Synchrotron Radiation and Radiation Abstract Graphics
Dotted, dots, speckles abstract concentric circle. Spiral, swirl, twirl element.Circular and radial lines volute, helix.Segmented circle with rotation.Radiating arc lines.Cochlear, vortex illustration
touching the radiator to check whether heated
A woman in a warm sweater turns the regulator of the thermostatic radiator valve to the middle position to set the economical heating mode of the room. Heating of the apartment in the cold season.

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