The Case for High Pressure Fog

Issue 8 and Volume 111.

The Case for High Pressure Fog Water fog is now universally accredited as an outstanding extinguishing element. But how about high pressure fog? This study reveals its current status A STAFF REPORT —L. L. County F. D. photo HOW MUCH WATER TO USE on a given fire has proved one of those questions which invariably provoke endless discussion among fire fighters. Many professional firemen have been accustomed to thinking in terms of the relative values of 1-inch, 1 1/8-inch, 1 1/4-inch and 1 1/2-inch tips when used on large fires. There is no question but that such knowledge is valuable, but the records indicate that approximately 90 to 95 per cent of all fires are extinguished while small. Of course there are exceptions, but notwithstanding, the thinking in the fire service—at least until recently—has been in terms of large volume. That good old idea of “give me lots of water…

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