[The danger of air pollution in railroad tunnels].
D000397:Air Pollution; D002248:Carbon Monoxide; D002249:Carbon Monoxide Poisoning; D006801:Humans; D016272:Occupational Health; D011041:Poisoning; D011890:Railroads
D002248:Carbon Monoxide
AIR POLLUTION; CARBON MONOXIDE/poisoning; INDUSTRIAL HYGIENE; POISONING
Die durch Luftverunreinigung hervorgerufenen Gefahren in Eisenbahntunnels.