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Salivary nitric oxide test This test measures the levels of nitric oxide a gas that is involved in blood vessel dilation and other physiological pro
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Canister of nitric oxide gas Nitric oxide colourless gas with a sweet odour composed of nitrogen and oxygen atoms It is produced naturally in the a
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Bottle of nitric acid A highly corrosive liquid used as a solvent and in the production of various chemicals such as fertilizers and explosives by
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Illustration of 4Fe-4S-NsrR from Streptomyces coelicolor (ScNsrR left) complexed with DNA (deoxyribonucleic acid double helix pink) This transcr
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Illustration of human gamma interferon as a glass surface model with indicated deeper ribbon model on dark background Gamma interferon is produced by
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Illustration of human gamma interferon as a glass surface model with indicated deeper ribbon model on a white background Gamma interferon is produced
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Nitric acid molecular model
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Editorial use only Jet-assisted take-off (JATO) research 1940s Engineer working on an early form of rocket aircraft a jet-assisted take-off (JATO
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Carl Bosch (1874-1940) German industrial chemist Bosch worked with Fritz Haber to develop the Haber-Bosch process which they patented in 1910 This
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Explosive manufacture Illustration of the apparatus used to make nitroglycerine the explosive which earnt Swedish inventor Alfred Nobel his fortune
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Illustration of human interferon gamma Interferon gamma is produced by certain immune cells (T cells dendritic cells and NK cells) as part of the im
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Illustration of human interferon gamma Interferon gamma is produced by certain immune cells (T cells dendritic cells and NK cells) as part of the im
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Lung alveoli fluorescence micrograph
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Heart muscle fluorescence micrograph
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Ultraviolet photograph of night airglow on Venus taken in 1979 by the Pioneer-Venus Orbiters ultraviolet spectrometer at a wavelength of 198 nanomet
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Immunofluorescent LM of an active macrophage
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Deodorising trainer
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Athanor or Slow Harry a self-feeding furnace maintaining a constant temperature This plate displays the Athanor and side chambers (55) for reagen
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Athanor or Slow Harry a self-feeding furnace maintaining a constant temperature This plate displays the Athanor and side chambers (55) for reagen
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Active macrophages Immunofluorescent light micrograph of active macrophage white blood cells producing enzymes The enzymes inducible nitric oxide s
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Viagra pills
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Anti-impotence pills
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Cialis pills in a blister pack Cialis (tadalafil) is an anti-impotence drug that works in the same way as Viagra It blocks the enzyme phosphodiester
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Cialis drug blister pack Cialis (tadalafil) is an anti-impotence drug that works in the same way as Viagra It blocks the enzyme phosphodiesterase-5
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Acid rain damage View of conifer trees in Bavaria killed by acid rain Acid rain results from airborne pollutants such as sulphur dioxide and nitrog
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Rainfall pollution monitor
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Acid rain erosion Stone statue that has been eroded by acid rain Acid rain is the result of a chemical reaction in the atmosphere between water drop
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Distillation of Nitric Acid Also known as Aqua Fortis or Parting Acid nitric acid was widely used in the refining and assaying of metals From 1683
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Viagra 25 mg blue Viagra pills in bubble packaging The box containing the pills can also be seen Viagra is the trade-name for the drug sildenafil c
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Viagra View of a 50 mg blue Viagra pill and its metal foil packaging Viagra is the trade-name for the drug sildenafil citrate which is used to trea
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Acid rain Image representing the effects of acid rain on a pillar Acid rain is caused by the reaction in the atmosphere between water droplets and p
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Acid rain Image representing the effects of acid rain on a pillar Acid rain is caused by the reaction in the atmosphere between water droplets and p
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Acid rain Image representing the effects of acid rain on statues Acid rain is caused by the reaction in the atmosphere between water droplets and po
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Arctic ozone hole research Night-time launch of a balloon its experimental payload during the CHEOPS-3 project (CHEmistry of Ozone in Polar Stratos
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Copper plating factory Vat of nitric acid used in the copper plating process at a factory specialising in copper plating Photographed at NiTEC UK
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Catalytic converter surface illustration
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Nebivolol hydrochloride Molecular model of the drug nebivolol hydrochloride (C22H25F2NO4 HCl) This medication sold under the brand name of By
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Viagra pills the first oral treatment for male impotence Viagra is the trade name for the drug sildenafil citrate It is used to treat erectile dysf
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Furnace for production of sulphuric acid from nitric acid and sulphur dioxide
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Furnace for production of sulphuric acid from nitric acid and sulphur dioxide
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Catalytic domain of guanylate cyclase
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Catalytic domain of eukaryotic guanylate cyclase Computer model showing the structure of the catalytic domain of eukaryotic guanylate cyclase (green
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H-NOX complexed to NO
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H-NOX complexed to NO
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Nitric oxide synthase reductase
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Nitric oxide synthase reductase
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Nitric oxide synthase oxygenase
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Distillation of nitric acid (Aqua fortis or parting acid) in an iron man with two noses From Philio-Chemico-Medicus Christopher Packe (1689) T
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Distillation of Nitric Acid Also known as Aqua Fortis or Parting Acid nitric acid was widely used in the refining and assaying of metals From 1683
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Nobel Explosives Company Limited Ardeer Ayrshire 2 Gate to Danger Department with Searcher on duty 3 Laboratory 4 Stores 5 Preparati
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Nitric oxide synthase oxygenase
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Human haemoglobin molecule Computer model showing the structure of human S-nitrosohemoglobin (cyan purple) with the hemes (red) This compound is fo
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Human haemoglobin molecule Computer model showing the structure of human S-nitrosohemoglobin (pale blue-purple blue purple) with the hemes (red) Th
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Nebivolol hydrochloride Molecular model of the drug nebivolol hydrochloride (C22H25F2NO4 HCl) This medication sold under the brand name of By
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Computer model of a geomagnetic storm affecting the Earths southern hemisphere Geomagnetic storms occur when eruptions from the Suns surface send e
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Geomagnetic storm computer model
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Nitrogen monoxide molecule
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Anti-impotence pills Magnus pills a generic form of Viagra the first oral treatment for male impotence Viagra is the trade name for the drug silde
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Acid rain effect Light micrograph of a longitudinal section of a spruce leaf (Picea sp) showing the transition between normal tissue (left) and tissu
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Acid rain effect Light micrograph of a longitudinal section of a spruce leaf (Picea sp) showing the transition between normal tissue (left) and tissu
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Nitric acid Molecular model of nitric acid (HNO3) a highly corrosive and toxic strong mineral acid that is mainly used for the production of ferti
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Endothelial nitric oxide in the brain Computer generated image showing endothelial nitric oxide (red) in the olfactory bulb of the brain Endothelial
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Endothelial nitric oxide in the brain
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Endothelial nitric oxide in the brain
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Calmodulin-nitric oxide synthase complex
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Calmodulin-nitric oxide synthase complex
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Aircraft fuel injection simulation
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Acid rain Image representing the effects of acid rain on statues Acid rain is caused by the reaction in the atmosphere between water droplets and po
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Acid rain Image representing the effects of acid rain on a statue Acid rain is caused by the reaction in the atmosphere between water droplets and p
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Acid rain Image representing the effects of acid rain on a statue Acid rain is caused by the reaction in the atmosphere between water droplets and p
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Common acids and bases
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Copper metal reacting with nitric acid The products of this vigorous reaction are copper (II) nitrate water and nitrogen dioxide gas (brown) The re
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Common acids and bases
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Three bottles each containing a common acid solution They are (left to right) hydrochloric acid (HCl) sulphuric acid (H2SO4) and nitric acid (HNO3
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Chimney stack simulator Researchers in an environmental chamber testing external parts of a stack emission monitor attached to a stack simulator The
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Chimney stack simulator Researcher sampling gases from the stack simulator a virtual chimney developed by the National Physical Laboratory (NPL) Th
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Chimney stack simulator Researcher preparing to sample gases from the stack simulator a virtual chimney developed by the National Physical Laborator
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HISTORY OF PHOTOGRAPHY The experiments of dr Schultze German doctor (12 May 1687 - 10 October 1744) during some chemical experiments carried out in
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Illustration depicting the preparation of a sheet of copper for etching A sheet of polished copper was coated with varnish and then coated with a thi
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Illustration depicting a bath of aqua fortis (concentrated nitric acid) for etching a copperplate Dated 19th century
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Dilated arteriole 3D fluorescence deconvolution micrograph of a section through a dilated arteriole blood vessel from the olfactory (smell) bulb of t
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Nitrobenzene preparation Benzene being added to a mixture of concentrated nitric acid and sulphuric acid When heated one or two of the hydrogen ato
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Kidney tissue Fluorescence deconvolution micrograph of a section through a kidney showing renal tubules (red circular) and cell nuclei (blue dots)
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Kidney tissue Fluorescence deconvolution micrograph of a section through a kidney showing a glomerulus (green) cell nuclei (blue dots) and renal t
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Kidney tissue Fluorescence deconvolution micrograph of a section through a kidney showing glomeruli (green) cell nuclei (blue dots) and renal tubu
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Heart muscle Fluorescence deconvolution micrograph of a section through heart tissue showing an arteriole (blood vessel centre) Cell nuclei (blue
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Adrenal gland Fluorescence deconvolution micrograph of a section through an adrenal gland showing large adrenal vessels and the zona glomerulosa En
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Engraving depicting a Bunsen cell a zinc-carbon primary cell composed of a zinc anode in dilute sulphuric acid separated by a porous pot from a carbo
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Furnace for production of sulphuric acid from nitric acid and sulphur dioxide
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Furnace for production of sulphuric acid from nitric acid and sulphur dioxide
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Adrenal gland Fluorescence deconvolution micrograph of a section through an adrenal gland showing large adrenal vessels and the zona glomerulosa En
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Adrenal gland fluorescence micrograph
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Adrenal gland fluorescence micrograph
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Adrenal gland Fluorescence deconvolution micrograph of a section through an adrenal gland showing the zona glomerulosa and zona fasciculata Cell nu
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Eroded limestone building
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Bunsen cell View of an electrolytic cell made by Robert Bunsen in 1842 Known as a Bunsen cell or Bunsen battery it has an outer zinc shell that act
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SPHINX instrument assembly Technician performing the final preparations of the SPHINX instrument on the MIPAS (Michelson Interferometer for Passive A
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Nobel Explosives Company Limited Ardeer Ayrshire 2 Gate to Danger Department with Searcher on duty 3 Laboratory 4 Stores 5 Preparati
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SPHINX instrument Scientist controlling the SPHINX instrument of the MIPAS (Michelson Interferometer for Passive Atmospheric Sounding) device on the
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SPHINX instrument assembly Technician performing the final preparations of the SPHINX instrument on the MIPAS (Michelson Interferometer for Passive A
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