Flash pan

Hand Culverin with Bent Stock and two Culverins with Side Flash Pans ... 

All the means of ignition, from the hotwire to the flintlock, were dependent to a greater or lesser extent on the weather conditions and none offered the reliability of ignition experienced with modern ammunition. However, the flintlock was a very efficient mechanism, and with the introduction of a waterproof flash pan in 1780,15 the flintlock offered the shooter a reasonably reliable means of ignition under most weather conditions. 

One of the earliest attempts to decrease loading time was a breech-loading matchlock firearm with the rear end of the barrel counter bored to give a larger diameter than the rest of the bore. A removable iron chamber complete with its own flash pan and loaded with gunpowder and bullet was inserted. Extra loaded insert chambers could be carried.24... 

Fireplace chase flashing pan- A large sheet of metal that is installed around and perpendicular to the fireplace flue pipe. It s purpose is to confine and limit the spread of fire and smoke to a small area. 

Dissertations and theses are an important part of the chemical literature because they record original work. Most of them are doctoral dissertations, for many foreign universities do not grant a master s degree. Although there is great variation in the quality of the work reported, the results throw light on a problem and prevent expensive duplication. Research for the M.A. or Ph.D. is sometimes the first fruit of a brilliant scientific career and at other times a flash in the pan—the only work of the author in either case, it is worth consideration. 

P tosA—In the days of the old flint-lock a gun was said to flash when the priming ignited in the pan but failed to tire the charge. 

TRISTAR (Pan Britannica Ltd.) (1582-09-8) Combustible solid (flash point >185°F/>85°C oc). May react violently with barium, potassium, sodium. Incompatible with organic anhydrides, acrylates, alcohols, aldehydes, alkylene oxides, substituted allyls. 

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