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| 1. |
Fire hydrant vandals cause problems for water utilities |
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Opflow,
Volume 7,
Issue 7,
1981,
Page 1-3
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PDF (1574KB)
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摘要:
Fire hydrant vandalism can cause serious problems in many ways. In addition to loss of water for fire protection, water for cooking, washing, bathing, and other needs is wasted and lost. El Paso Water Utilities in Texas has installed hydrant guards and vandalism has decreased significantly.
ISSN:0149-8029
DOI:10.1002/j.1551-8701.1981.tb00730.x
出版商:Wiley
年代:1981
数据来源: WILEY
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| 2. |
Fire hydrants improve with age |
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Opflow,
Volume 7,
Issue 7,
1981,
Page 4-7
Preview
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PDF (1061KB)
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摘要:
Today's fire hydrants have made gushing, broken fire hydrants an occurrence of the past. Modern hydrants serve as effective devices for combatting fires and, according to a leading manufacturer, are in no apparent danger of needing replacement.
ISSN:0149-8029
DOI:10.1002/j.1551-8701.1981.tb00731.x
出版商:Wiley
年代:1981
数据来源: WILEY
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| 3. |
Metric crossword puzzle† |
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Opflow,
Volume 7,
Issue 7,
1981,
Page 6-6
Preview
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PDF (591KB)
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摘要:
This crossword puzzle quizzes readers on their knowledge of basic metric units.
ISSN:0149-8029
DOI:10.1002/j.1551-8701.1981.tb00732.x
出版商:Wiley
年代:1981
数据来源: WILEY
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