Friction Rod – Hollow Glass, 12 (each)

United Scientific FRHG12 is a hollow glass friction rod that offers a lightweight alternative for static electricity demonstrations. Its reduced mass makes it easier to handle for younger students or delicate setups.

Key Features:

• Material: hollow borosilicate glass
• Length: 12"
• Diameter: approx. 0.5"
• Use: ideal for generating static charge with silk or wool pads
• Educational Focus: electric fields, charge polarity, and induction

Applications:

Used in introductory physics labs, electrostatics lessons, and interactive science demonstrations.