Show dation CAUTION BEST FOE OF MONOXIDE GAS motorists warned of told cold weather perils washington with the return of cold weather wont lier the specter ot or carton monoxide poisoning again haunts automobile to drivers unless humanity has had a sudden access of caution we may expect occasional news items about unlucky periods pe persons rions warming up their motors in dosed garages being overcome and killed kille d by this insidious odorless invisible gas ga carbon monoxide Is a product of imperfect combustion when a fuel Is burne dunder id ideal eal conditions it I 1 Is not produced the only products of perfect combustion are carbon dioxide and water but ideal combustion conditions are almost never realized certainly not in even the best ot of automo autO 1110 bile engines the average of analyses of exhaust gases from different makes of cr rs by the united states bureau of mines showed 7 per cent of carbon monoxide in one ex experiment erimena a dog was left j 1 in ilia dw di lil verB a beat at ol of W a za car r in a tightly closed garage with the engine running slowly in 20 minutes the dog was found unconscious the air in the garage was analyzed and found to contain ili 1 per cent of carbon monoxide lad a ronn man been in the logs dogs place the results would ably have been the same gives no warning because it hns has neither color nor odor carbon monoxide frequently overcomes its victims with no warning ng Nhat whatever ever the first symptom Is a severe pain in the bak bach of the lead head but it if the concentration of the gas Is too high the victim may lose consciousness ness before lie he can act on this ills wn ining small doses may lime no other oilier effect titan alian to cause severe headache but a heavy gassing la Is nn an exceedingly cee serious matter and con vale scents ants from embon cm bon monoxide poisoning should be kept in bed even when they protest that they are all right the best cure for foi carbon monoxide Is not to have it hippen happen at nil all it needs no more than good ventilation in the garage even nt at tile expense of 0 4 i cold motor to make the place perfectly safe cairon cailton monoxide Is slightly lighter than air and vanishes almost immediately through git an open door or window 1 I persons overcome by the gas should be given first aid by artificial respiration and a doctor called immediately in places where such accidents are at nil all likely to happen tile standard apparatus for administering oxygen with alth the addition of 5 per cent of carbon dioxide should shoula be kept in constant readiness part of ordinary gas automobile engines are by no means th lla only sources of carbol monoxide poisoning the fuel gas of most of our cities consists of a mixture of water gas which Is made of hydro gen and carlion carbon monoxide with either natural gas or gas from evaporated oil the carbon monoxide content of such fuel gas may imy run us its high as 30 per cent over tour four times the concen ot of the me average automobile exhaust faulty gas connections broken rubber tubing and other difficulties dIfficult les with the domestic gas supply have been blamed for ten times as many carbon monoxide casualties as auto mobiles cause carbon monoxide would be a prime factor in modern warfare if it were not so easily dispelled in the open air the ge high explosives with which shells tire are loaded generate great quantities of it tile the gas from a TNT explosion contains its as much its as GO CO per cent of call carbon bors monoxide it if a shell happens to explode in a dugout or other oilier confined space the soldiers who escape injury from the fragments and the concussion are very likely to full fall victims to the gas it Is the more deadly since even the most modern tapes of gas masks afford far less protection against agai it than they do against the heavier varieties of military poison gas |