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The fulfilled batteries of the different size covered with corrosion. Recycling.
On off switch
Corrosion of car rims. Peeling paint from metal. Chemical reaction. Disk recovery. Prolonged use.
A large, used screw on a grey fine leather.
Ancient Spanish silver coins of the King Felipe V. 1717. Coined in Madrid. 2 reales.
Granite Igneous rock sample from Shap in the UK Lake District with distinct pink Feldspar crystals
stacked silver bars, silver reserves, stocks
Damaged Vee Belt or Drive Belt
A dirty blue ladle is placed on top of the water storage drum. It hasn't been used for a long time and has never been cleaned
Cookie cutters
The Unakite is a metamorphic rock roses and green with white veins, a type of granite composed of quartz (white or colorless), orthoclase pink and green epidote. Named after the site of Unaka (North Carolina), where it was discovered.
Sand Dollar
Mineral asbestos in the composition of the stone enclosing rock.
Spikes on Pigeons at the railway station. Cracov. Poland.
February 10, 2017, Menden: Close-up of a feed setting on an excenter press
Painter's workplace.
Macro shot of hex head bolt screw thread. Close up view of rustic hexagon screw head
microcrystaline grey limestone rock sample
The currency of Switzerland is visible here, there are coins, and there is paper money in the background. Swiss franc coins and banknotes can be used as illustrations for many various financial issues
Aged Silver Gear Wheels Steel Gears with Sharp Teeth Macro Background Conceptual Photo Series (Photos professionally retouched - Lightroom / Photoshop downsampled as needed for clarity and select focus used for dramatic effect)
pyrrhotite iron sulfide rare earth mineral
Base of a windmill, showing fasteners to keep it upright
internet 5g network
White sun lounger abstract
Beautiful bells made of brass hung in an ancient Hindu temple in India. hanging rustic bells on peepal tree
Two nuts and a bolt.
2 euro coins with mis-stamping
Old screw, machine part.
An egg carton container, for a dozen eggs. Isolated on a white background. Eco products concept.
Close-up Parking sensors of car
Free Images: "bestof:Isoquinoline oxidation.png Isoquinoline oxidation Oxidace isochinolinu na kyselinu cinchomeronovou Own 2007-08-23 Jiří Janoušek Organic oxidations"
Wessely oxidation.svg
Oxidation thiol.svg
Parikh-Doering Oxidation Reaktionsgleichung 1.svg
Pfitzner-Moffatt Reaktionsgleichung 1.svg
Indoxyl Oxidation.svg
Ether-autoxidation.svg
Dimethylphenylendiamine Oxidation.svg
Mechanism IBX-Oxidation.svg
Microbial oxidation to produce 2-furoic acid.svg
Ethylene oxidation.svg
Swern oxidation V.1.svg
Oxidation of alkane using dimethyldioxirane.svg
Ether photo-oxidation.svg
Doxacurium chloride.svg
Laudanosine.svg
Isoquinoline oxidation.png
Quinoline oxidation.png
Isoquinoline chichibabin reaction.png
Isoquinoline (numbered).png
Carvone oxidation.png
CrOxidation.png
Cyclohexylbenzene oxidation.png
Oxidation to Momilactone B.png
Oxidation of Succinate E1cb.gif
FOX-7 oxydation.PNG
S.D.Oxidation of Succinate E2.gif
Pyridine reduction.png
Quinoline chichibabin reaction.png
S.D.Oxidation of Succinate E1cb.gif
Alkylboranes oxidation mechanism.PNG
Oxone acridine.png
Oxone sulfide.png
Pyridine electrophilic aromatic substitution.png
Diazonium reduction to arylhydrazine.png
Acido variegatico.png
Guttermann reaction.png
HOF amine.png
Sulfide oxone oxidation.gif
Baeyer-Villiger Oxidation Lactone.png
Oxidation of olefin using dimethyldioxirane.png
Oxidation of alkane using dimethyldioxirane.png
Bunte-salts-oxidation.png
Parikh-Doering Oxidation Mechanism Part2 2nd edition.png
Acridine oxone oxidation.png
Oso4mechanism.gif
Cycloaddition of furen.png
Skraup synthesis.png
Oxidation of Succinate E2.gif
Parikh-Doering Oxidation Mechanism Part2.png
Oxidation of Methionine to Methionine Sulfoxide.JPG
Perchloration of benzene.png
Beta-picoline preparation.png
Fischer indole synthesis scheme.png
Hantzsch synthesis of pyridine.png
Isonicotinic acid preparation.png
Paal-Knorr reaction.png
Preparation of pyrrole from furan.png
Hantzsch synthesis of pyridine (decarboxylation).png
Nicotinic acid preparation.png
Calvin cycle - carboxylation (cs).png
Parikh-Doering's strategic application on cortistatin2.png
QuinineOxidation.png
IsovelleralPreparationViaSwernOxidation.png
Propan-2-ol to propanone.png
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