A mercury thermometer in an geothermal heating system.

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Size: 3517px × 5275px
Location: Idaho, USA
Photo credit: © Brian Brown / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: background, black, concept, control, degree, device, diagnostic, equipment, fahrenheit, gauge, glass, graph, heat, hot, indicator, industrial, industry, instrument, instrumentation, isolated, liquid, manometer, manufacturing, measure, measurement, measuring, mercury, metal, meter, number, object, plant, precision, scale, sensor, steel, symbol, technical, technology, temperature, thermometer, tool, tube, utility, warm, white