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Ground bar for electrical installation.
Two Different Old Incandescent Light Bulbs on a White Background
Machineries and computers at science laboratory
An old light bulb close-up in light highlights on a dark background with blue tones
Tungsten bulb, fluorescent bulb and LED bulb , Evolution of Light bulb
Water Turbine
London, England 1800s: \nThe Palace of Westminster the Parliament of the United Kingdom in London, England. \nCommonly called the Houses of Parliament with the House of Commons and House of Lords.\n\nThe Chamber of the House of Commons measures 14 by 20.7 metres and is plainer in style than the Lords Chamber; the benches, as well as other furnishings in the Commons side of the palace, are coloured green. Other parliaments in Commonwealth nations, India, Canada, Australia, have copied the colour scheme with green and red.
Vintage photograph of Metallurgy Hall at the  Exposition Universelle Paris, 1889, 19th Century
Close up of an energy-saving light bulb socket on a metal surface
Artificial intelligence concept with classic light bulb glowing in the dark. This file is cleaned and retouched.
Apollo/Saturn V Engines in the Kennedy Space Center, Florida
Medium shot of a male scientist in a laboratory.  He is standing on ladders while reaching into a Nuclear Magnetic Resonance (NMR) spectroscopy that is being used to research metabolism and digestion. The man is wearing a protective white lab coat.\n\nVideos are available similar to this scenario.
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.
Photo taken in a hospital clinical lab.
Potato Leaf DNA Extraction Procedure in Laboratory.
White LED light bulb, isolated on white background
car chassis and engine Design – Blueprint - isolated
Close up of light bulb
Maintenance on desktop computers with motherboard, power supply and other hardware
New lab with sinks and fume hoods.
Front view of laboratory glassware on white background. Research and develop beauty skincare product concept by scientific method with concept laboratory tests
Electric power generator set for industrial installations.
DNK laboratory
Desiccator chamber in a student laboratory. The chamber contains magnetic mixers and other equipment. Shows daily routine in a natural setting.
The light bulb is burning bright on a white background
Transformer on the concrete floor.
Condensers.
Distributor of central heating. Collector case with comb and taps on pipes of heating system connected to it. Pipes on Central Heating Distributor.
Centrifugues in a biology laboratory.
Free Images: "bestof:Experimental researches in electricity 148.jpg This is a scanned site of Experimental researches in electricity published by Michael Faraday He has died on"
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