<prompt> Brush burns are synonymous withGraze abrasionScaldsElectrical injuryInjury by a brush  <response>: Ans. a Graze abrasion Ref. Reddy FMT 23rd ed. 145ABRASIONS GRAZES, SCRATCHES, BRUSH BURNS Losscrushing of outer skin layer due to impact with a rough surface- Tangential impact produces a moving abrasion: Indicates direction. Trace material e.g., grit.- Direct impact produces an imprint abrasion: Pattern of causative object. All abrasions reflect site of impact contact bruises. Assessment of age difficult. Postmortem abrasion - Brown, leathery. 