CFEI Study Guide| Exam questions and correct answers

CFEI Study Guide| Exam questions and correct answers Evidence - Demonstrative Tangible items; see, touch, smell, hear. Evidence - Documentary Written form; business records, banking, calendars, phone records, fire reports, etc... Evidence - Testimonial Competent live witness speaking under oath; two types; fact and expert Evidence - illustrative Photos, sketches, maps, diagrams. Modes are frequently used at trial. Evidence - illustravtive Photos and Videos; what, why, how, when Evidence collection Document in place, document the collection, use proper container, (flag, bag, & tag) Evidence - collection Fuel gas powered tools outside the perimeter. Find out where tools were refuels. Heat transfer Conduction, convection, radiation Interviews Purpose of the interview; prepare for the interview, document the interview Vehicle Fires Sparks from an aluminum wheel are not a competent ignition source. Vehicle Fires The most common source of an open flame in a vehicle is an exhaust system backfire out of a carburetor. Vehicle Fires Carburetor backfire leaves a distinct pattern on the hood. Vehicle Fires Two basic fuel systems: vacuum/low pressure carbureted system, and high-pressure, fuel injected system. Vehicle Fires Loose battery connections; not over-current protected; loose connections can result in intermittent arcing. Vehicle Fires Power steering fluid: Flashpoint 347-356F, autoignition 680-720F. Vehicle Fires Automatic Transmission Fluid: Flashpoint 302-536F, autoignition 626-