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A - occupational safety and health
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B - physics, chemistry and natural phenomena
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C - inorganic chemicals
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Ca - atomic numbers 1-20
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Ce - atomic numbers 21-40
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Ceb - scandium and compounds
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Ceba - scandium
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Cec - titanium and compounds
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Ceca - titanium
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Cecd - titanium oxide
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Cece - titanium dioxide
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Ceci - titanates
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Cecip - potassium titanate
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Ced - vanadium and compounds
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Ceda - vanadium
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Cede - vanadium oxides
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Ceded - vanadium dioxide
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Cedef - vanadium trioxide
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Cedep - vanadium pentoxide
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Cedi - vanadates
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Cef - chromium and compounds
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Cefa - chromium
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Cefaa - chromium-51
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Cefe - chromium oxide
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Cefg - chromium dioxide
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Cefh - chromium monoxide
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Cefi - chromium trioxide
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Cefj - chromium pentoxide
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Cefk - chromic acid
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Cefo - chromates
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Cefoa - ammonium dichromate
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Cefob - barium chromate
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Cefoc - calcium chromate
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Cefod - ammonium chromate
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Cefol - lead chromate
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Cefolo - lead chromate oxide
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Cefolp - chrome yellow
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Cefop - potassium chromate
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Cefope - potassium dichromate
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Cefos - sodium chromate
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Cefose - sodium dichromate
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Cefot - strontium chromate
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Cefoz - zinc chromate
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Cefozh - zinc chromate hydroxide
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Cefozo - zinc chromate oxide
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Cefozp - zinc yellow
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Cefozq - zinc potassium chromate
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Cefozt - zinc chromate (tetrahydrate)
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Ceg - manganese and compounds
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Cega - manganese
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Cege - manganese oxides
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Ceged - manganese dioxide
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Cegee - trimanganese tetraoxide
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Cegeh - manganese heptoxide
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Ceget - manganese(III) oxide
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Cegi - manganates
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Cego - permanganates
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Cegoc - calcium permanganate
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Cegop - potassium permanganate
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Ceh - iron and compounds
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Ceha - iron
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Cehaa - iron-59
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Cehe - iron oxide
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Cehf - ferrites
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Cehi - ferric hydroxide
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Ceho - ferrous hydroxide
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Cej - cobalt and compounds
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Ceja - cobalt
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Cejaa - cobalt-57
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Ceje - cobalt oxide
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Cejt - cobalt (III) oxide
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Cejtd - cobalt (II,III) oxide
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Cek - nickel and compounds
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Ceka - nickel
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Cekaa - nickel-63
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Ceke - nickel oxides
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Ceked - nickel(II) oxide
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Ceken - nickel dioxide
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Ceket - dinickel trioxide
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Cekh - nickel(II) hydroxide
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Cel - copper and compounds
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Cela - copper
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Celc - copper(I) oxide
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Cele - copper(II) oxide
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Celg - copper hydroxide nitrate
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Celh - copper hydroxide sulfate
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Celi - cuoxam
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Cels - copper(II)silicate
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Cem - zinc and compounds
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Cema - zinc
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Ceme - zinc oxide
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Cen - gallium and compounds
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Cena - gallium
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Cenaa - gallium-68
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Ceno - gallium oxide
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Cep - germanium and compounds
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Cepa - germanium
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Cepe - germanium hydrides
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Cepef - germane
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Cepo - germanium oxide
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Ceq - arsenic and compounds
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Ceqa - arsenic
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Ceqe - arsenic oxides
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Ceqef - arsenic trioxide
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Ceqep - arsenic pentoxide
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Ceqfs - arsenic sulfide
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Ceqh - arsenic halides
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Ceqhc - arsenic trichloride
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Ceqi - arsenic acid
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Ceqo - arsenates
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Ceqoc - calcium arsenate
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Ceqoca - calcium arsenate (3:2)
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Ceqod - cesium arsenate
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Ceqol - lead arsenate
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Ceqop - potassium arsenate
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Ceqos - sodium arsenate
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Ceqose - disodium hydrogen arsenate
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Ceqr - arsenites
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Ceqra - calcium arsenite
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Ceqrf - ferric arsenite
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Ceqro - potassium arsenite
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Ceqroa - potassium arsenite (acid)
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Ceqru - sodium arsenite
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Cequ - arsenides
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Cequg - gallium arsenide
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Ceqy - arsine
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Ceqyc - dichlorophenylarsine
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Cer - selenium and compounds
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Cera - selenium
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Ceraa - selenium-75
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Cerb - selenium dioxide
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Cere - selenides
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Cerec - cadmium selenide
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Cereh - hydrogen selenide
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Ceri - selenates
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Ceris - sodium selenate
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Cert - selenites
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Certa - selenious acid
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Certs - sodium selenite
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Ces - bromine and compounds
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Cesa - bromine
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Cese - bromine oxides
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Cesi - hydrobromic acid
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Ceso - bromides
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Cesoa - bromides A
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Cesoag - silver bromide
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Cesoal - aluminium tribromide
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Cesob - bromides B
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Cesobo - boron tribromide
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Cesoh - halogen bromides
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Cesohb - iodine bromide
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Cesok - bromides K
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Cesoka - potassium bromide
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Cesom - bromides M
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Cesomi - mercury(II) bromide
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Ceson - bromides N
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Cesong - nitrogen tribromide
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Cesonh - ammonium bromide
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Cesos - bromides S
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Cesose - seleninyl bromide
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Cesosn - tin tetrabromide
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Cesosu - sulfur bromide
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Cesot - bromides T
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Cesoti - titanium dibromide
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Cesoz - bromides Z
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Cesozr - zirconium dibromide
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Cesp - hypobromous acid
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Cesps - sodium hypobromite
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Cesu - bromic acid
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Cesy - bromates
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Cesya - ammonium bromate
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Cesyb - barium bromate
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Cesyl - lead(II) bromate
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Cesyn - sodium bromate
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Cesyp - potassium bromate
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Cesys - silver bromate
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Cesyt - thallium(I) bromate
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Cet - krypton and compounds
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Ceta - krypton
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Cetaa - krypton-85
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Cev - rubidium and compounds
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Ceva - rubidium
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Cevh - rubidium hydroxide
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Cew - strontium and compounds
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Cewa - strontium
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Cewab - strontium-90
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Cex - yttrium and compounds
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Cexa - yttrium
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Cexab - yttrium-90
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Cez - zirconium and compounds
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Ceza - zirconium
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Ceze - zirconium oxide
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Ci - atomic numbers 41-56
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Co - lanthanides
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Cu - atomic numbers 72-88
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Cy - actinides
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Cz - inorganic compound classes
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D - organic compounds
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E - enzymes
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F - natural products and substances
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G - industrial products
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H - equipment, workplaces and operations
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I - equipment, workplaces and operations (2)
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J - equipment, workplaces and operations (3)
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K - work and industrial organization
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L - fire, explosions
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M - occupational pathology
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N - occupational pathology (cont.)
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P - physiology, anatomy, psychology
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Q - measurement and investigation
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R - medical prevention and treatment
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S - safety and health engineering
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T - personal protective equipment
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V - safety and health organization
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W - groups of persons
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X - industries
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Y - occupational accidents
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Z - generalities
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1 - Africa
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2 - America
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3 - Asia
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4 - Europe
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5 - Oceania
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6 - geographical areas
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7 - international governmental organizations (non UN)
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8 - UN organizations
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9 - international non-governmental organizations
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