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Determination of carbon and sulfur in inorganic materials using the combustion technique.
Unit control panel of electronic equipment, close-up
Laboratory apparatus containing magnetic stirrer with a white stirring rod and a glass beaker placed on top. One flask with red liquid, the other with clear liquid.
Laboratory equipment
Detail of a high-pressure liquid chromatograph in a research laboratory
Kiln for traditional ceramic products
extreme Close up of Lathe Machine
Khabarovsk Technical School of Railway Transport.
Vacuum tube close-up image with several tubes. They were crucial to the development of radio, television, radar, sound recording and reproduction, long-distance telephone networks, and analog and early digital computers.
in this lab there are manometers for concentrated laboratory gases
3d render. EV charging station isolated on white background.
Digitally restored from a late 19th Century encyclopedia.
A bank of electricity meters in the lobby of an apartment building in Havana, Cuba
Liquid Chromatography Mass Spectrometry LC/MS instruments. The instrumental LC-MS was used for advanced analysis in laboratories of pharmacology, chemistry, biotechnology, medical and other research.
Panel of an old-time control unit. obsolete. obsolete. close up.
Equipment for testing samples in the environmental laboratory. Conducting chemical and biological analyses, image tests. Devices for environmental engineers to check soil, water and air samples.
Industrial valve in machine room
A close-up of a control panel with buttons and switches used to monitor and measure pressure levels
Grounding (earth) bar.
extensometry gauges, strain gauges glued on a metal sample.
Control displays in old steel rolling mill
Close up male technician working indoor
Electrical panel with wires and cables. Electricity equipment. Power line current in an electrical system control. Test installations on relay protection system in laboratory. Bay voltage control unit
Electrical control cabinet
A lab experiment on cold fusion being done in a underground lab
Condensers.
Vintage illustration from a book of my private collection: \
electric power systems
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