VENTILATION – Tropical Hygiene The Objects of Ventilation are: 1. To remove the products of burning and breathing from the room. 2. To replace them with pure air. PURIFICATION OF AIR The air is rendered pure by: 1. The action of plants and trees (see page 7). 2. The falling …
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Tropical Hygiene – AIR Air is the most important thing the body requires. A man can live some days without water, and some weeks without food, but cannot live five minutes with- out air. It is the first necessity of life. Composition.-Air is a gas which is a mixture of …
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Tropical Hygiene – Introduction The subject of Hygiene and Sanitation is a very important one in all countries, but is especially so in tropical ones where the warmth and dampness, together with ignorance of the laws of health, make it easy for disease to spread. do on no vino jon …
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