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HTML Form format HTML 4.01 Specification since PDF 1.5; HTML 2.0 since 1.2 Forms Data Format (FDF) based on PDF, uses the same syntax and has essentially the same file structure, but is much simpler than PDF since the body of an FDF document consists of only one required object. Forms Data Format is defined in the PDF specification (since PDF 1.2).
The National Fire Incident Reporting System is a model of successful Federal, State and local partnership. The database constitutes the world's largest, national, annual collection of incident information. The success of NFIRS is due in part to the unique cooperative effort between USFA and the National Fire Information Council (NFIC).
NFPA 704 safety squares on containers of ethyl alcohol and acetone. " NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response " is a standard maintained by the U.S. -based National Fire Protection Association. First "tentatively adopted as a guide" in 1960, [1] and revised several times since then, it ...
Oil well fires are more difficult to extinguish than regular fires due to the enormous fuel supply for the fire. In fighting a fire at a wellhead, typically high explosives, such as dynamite, are used to create a shockwave that pushes the burning fuel and local atmospheric oxygen away from a well. (This is a similar principle to blowing out a ...
It became necessary to establish a national system for estimating Fire danger and fire behavior to improve and simplify communications among all people concerned with wildland fire. Work on a national rating system began in 1959. By 1961, the basic structure for a four-phase rating system had been outlined and the fire phase (spread phase) was ...
Colored fire. A campfire burning with blue and green flame colorants. Different colors of natural flame from a bunsen burner, without additives. Colored fire is a common pyrotechnic effect used in stage productions, fireworks and by fire performers the world over. Generally, the color of a flame may be red, orange, blue, yellow, or white, and ...
In the most common type of flame, hydrocarbon flames, the most important factor determining color is oxygen supply and the extent of fuel-oxygen pre-mixing, which determines the rate of combustion and thus the temperature and reaction paths, thereby producing different color hues. Different flame types of a Bunsen burner depend on oxygen supply.
Fire. A burning candle. Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products. [1][a] At a certain point in the combustion reaction, called the ignition point, flames are produced. The flame is the visible portion of the fire.
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