Sanderson, Jack L. Wire Examinations. Fire Findings, Vol. 3, Issue No.
3, Summer 1995, p. 7.
Abstract: This article examines different conditions wires may
be found in at a fire scene. In most situations, visual examination cannot
determine whether the wire caused the fire. This article explains several
wire conditions and how they were caused. Broken wires, connectors, and
beads are discussed with illustrations included. A beveled edge indicates
that a wire was cut and not broken. A broken wire will usually have stands
at different lengths. Conductors can be found in many states indicating
whether the connection was hand-made or not. Beads are also explained and
their presence can have many meanings. Beads can form as a result of heating
or electrical arcing and they appear virtually the same. It is the opinion
of Fire Findings that that visual examination of wires alone cannot conclude
that the wires were the cause of the fire. A point of origin must first
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