PIRA Classification: 5H15.10
Description: A Plexiglas plate has a single 'wire' sticking out of its surface. The wire is connected to a power supply. Iron filings are sprinkled around the wire and current is passed through. The filings align with the resultant field.
Special Instructions: Tap the Plexiglas to encourage alignment.
Condition: Good
Setup time: 2 minutes
Safety Issues: Wires can become hot.