Product Description
Premium Eco-Friendly Glue Stick for Educational Projects and Crafts
1, Purpose:
This product is mainly used for friction and electrification experiments in elementary school natural knowledge and middle school physics.
2, Structure:
The glass rod is an organic glass rod, and the rubber rod is a polycarbonate rod with a length of about 300mm. The glass rod is attached with silk, and the rubber rod is attached with fur.
3, Usage:
Wrap the glass rod with silk satin or wrap the rubber rod with fur and rub it back and forth quickly before pulling it out. Use a pointer tester to check whether the glass rod is positively charged or the rubber rod is negatively charged.
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