Strips of copper, brass, steel and aluminium mounted on a wooden ring. Gentle heating at the centre melts wax placed in the cups at the end of each strip. Rates of conductivity in the different metals can be compared.
Product Search
Secondary Product List
Offers & NEW Products
-
Brand New Eye Scope
Great new product for under £25! ... -
Plant Growth Kit
Save £10 on this fantastic kit!... -
Cheap Bug Viewers
Now only £1.45 - great little product!...
Subscribe to our newsletter