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InterviewSolution
| 1. |
) It is not advisable to sleep in a closed room with a coal-fired fire place. |
| Answer» <p>in a closed room, the burning fire can consume oxygen and givee out carbon monoxide..</p><p>carbon monoxide gas is produced due to incomplete burning of coal in sufficient air</p><p>Carbon monoxide is known as the silent killer since it has no color,no odour and no taste.</p><p>unfortunately Carbon monoxide has more affinity to combine with haemoglobin rather than oxygen....</p><p>on combining with carbon monoxide, haemoglobin of the blood forms carboxy-haemoglobin which is then never restored to the vital haemoglobin., so the oxygen carrying capacity of blood gradually decreases...</p><p>As a result of the formation of carboxy-haemoglobin, respiration gradually slows down and production of energy stops...</p><p>if brain cells did nt receive oxyygen till 3 min they start dying leading to setting in of paralysis and eventually death...</p> <p>thanks</p> | |