Across
- 2. the exact physical location where a heat source and fuel comes in contact with each other and a fire begins.
- 5. the active principle of burning characterized by the heat and light of combustion.
- 6. any person who acts as agent of the owner and manages the use of a building for him.
- 9. he ease at which a material can be ignited.
- 10. the mechanism in which fire can spread from its origin to other sources of fuel.
- 13. a return to flaming combustion after incomplete extinguishment of a fire reigning at some time after being put out.
- 14. a finely powdered substance which when mixed with air in the proper proportion and ignited will cause an explosion.
- 16. a fire that spreads with extreme rapidity such as the one that races over dust, over the surface of flammable liquids or through gases.
- 18. the total quantity of combustible contents of the building, spaces or fire area, including interior finish and trim expressed in heat units or the equivalent weight in wood.
- 20. removal of any of these results in the suppression of the fire.
- 24. any act that would remove or neutralize fire hazard.
- 28. the movement of fire from one place to another.
- 30. the process of first raising the temperature to separate the more volatile from the less volatile parts and then cooling and condensing the resulting vapor so as to produce as nearly purified substance.
- 32. a hot piece or lump that remains after a material has partially burned and is still oxidizing without the manifestation of flames.
- 35. the circumstances or agencies that bring a fuel and an ignition source together with proper air or oxygen.
- 36. is a measure of the amount of energy a specific type of fuel can contribute to the heat flux in a fire.
- 39. chipping or pitting of concrete or masonry surfaces.
- 41. Descriptive of materials that are easily set on fire
- 43. any liquid which causes fire when in contact with organic matter or with certain chemicals.
- 44. the result of the heat can result in the form of either glowing or flame.
- 45. the temperature at which a fuel will ignite on its own with out any additional source ignition.
- 47. a highly combustible and explosive compound produced by the reaction of nitric acid with a cellulose material.
- 48. a fire restrictive door prescribed for openings in fire separation walls or partitions.
Down
- 1. any readily ignitable and free burning fiber such as cotton,oakum,rags,waste cloth,waste paper,kapok,hay,straw,Spanish moss,excelsior,and other similar materials commonly used in commerce.
- 3. the lowest temperature at which liquid fuel produces a flammable vapor.
- 4. Fuel,Oxygen,Heat
- 7. Fuel,Oxygen,Heat,Ignition energy
- 8. - a vertical panel of non-combustible or fire resistive materials attached to and extending below the bottom chord of the roof trusses, to divide the underside of the roof into separate compartments so that heat and smoke will be directed upwards to a roof vent.
- 11. exothermic reaction involving the oxidation of some substance (fuel) resulting in the release of energy in the form of light and heat.
- 12. .Descriptive of materials that are easily set on fire.
- 15. or burning - is the sequence of exothermic chemical reaction between fuel and an oxidant accompanied by the production of heat and conversion of chemical species.
- 17. a continuous passageway for the transmission of air.
- 18. the process of determining the origin, cause and responsibility as well as the failure analysis of fire or explosion.
- 19. a normally open device installed inside an air duct system which automatically closes to restrict the passage of smoke or fire.
- 21. any material or mixture consisting of a fuel and oxidizer used to set off explosives.
- 22. any liquid having a flash point at or above 37.8 degrees Celsius or 100 degrees Fahrenheit.
- 23. an extremely hot luminous bridge formed by passage of an electric current across a space between two conductors or terminals due to the incandescence of the conducting vapor.
- 25. ex. infrared radiation from the sun.
- 26. heat is transferred by direct contact and the rate of transfer is dependent on factors such as the thermal conductivity of the material and the temperature difference between the cooler and warmer areas.
- 27. a building unsafe in case of fire because it will burn easily or because it lacks adequate exits or fire escapes.
- 28. the lowest temperature at which liquid fuel produces a flammable vapor in sufficient quantity such that if a source of ignition is introduced, the vapor will ignite and is usually a few degrees above the flash point.
- 29. descriptive of any material which by its nature or as a result of its reaction with other elements produces a rapid drop in temperature of the immediate surroundings.
- 31. any plastic substance,materials or compound having cellulose nitrate as base.
- 33. transfer of heat through physical movement of materials and occurs only in liquids and gases.
- 34. Hot gases rise and spread heat to nearby ceilings and walls.
- 37. heat is transferred if the form of electromagnetic energy directly from one object to another.
- 38. the density of the vapor relative to the density of air and is calculated by dividing the molecular weight of the gas by that of air.
- 40. materials used as final coating of a surface for ornamental or protective purposes.
- 42. any visual or audible signal produced by a device or system to warn the occupants of the building or the fighting element of the presence or danger of fire to enable them to undertake immediate action to save life and property and to suppress the fire.
- 46. intentional or malicious destruction of property by fire.