PIRA Classification: 5D20.15
Description: Two lamps are wired to separate coils, but to the same battery One coil is then placed in liquid nitrogen while the other is placed over a burner. The brightness of each bulb is observed again.
Special Instructions: Don't keep the LN2 bulb in the liquid too long. The bulb could blow.
Condition: Good
Setup time: 2 minutes
Safety Issues: Flame and liquid nitrogen!