Word: air
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Dates: during 1890-1899
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...furnace room in the basement is fitted with gas furnaces that have the modern air blast for crucible work. The basement also contains a constant temperature room, a machine workshop, a room furnished with steam power for work on a large scale, and large storage rooms...
...building is ventilated by fans that force in air of a constant temperature, and exhaust the old. The building is lighted throughout by electricity, and power is furnished in the laboratories for use in any kind of electro-chemical work...
...believed that most contagious diseases are transmitted directly or indirectly by contact with the person infected, his clothing or articles handled by him. The germs of disease are probably not carried to any great extent through the air and such transmission of the disease must be regarded as infrequent. It will thus be seen that door knops, stair railings, horse car railings, door, straps, etc., together with articles of furniture, etc., play an important part in the transmission of disease germs...
Students who have inadvertently been exposed to contagious disease should wash their hands carefully, preferably in antiseptic solution, thoroughly brush their clothes in the open air and take a walk of several miles, if possible. A thorough bath with complete change of clothing is desirable if the exposure has been extensive. Care should be taken not to touch things which will be touched by others until the person is perfectly clean...
...safely brought to the University Museum. The seeds of the rata germinate in the forks of lofty trees, sending down aerial roots which reach the earth and draw therefrom an increased supply of mineral matter, while the young plant above sends out branches with foliage to appropriate from the air the other requisite materials for food. The root increases in thickness, the branches contunue their growth until this intruder actually crowds out of existence the tree upon which it first began to grow. These roots, thus growing in the air, attain sometimes great size; logs from twenty to fifty feet...