Safely Test the Conductivity of Liquids and the Strength of Electrolytes
- Great for grades 7-11
- Comes with 2 electrodes; instruction sheet; list of activities; and suggestions for follow-up activities.
The indicator uses two alligator clips; a 12V/15W light bulb and an AC adapter (all available separately). AC adapter steps voltage down from 110 VAC to 12 VDC to prevent accidental shocks.