The North Carolina Northwest Technical Assistance Center has issued a warning against using nickel-cadmium rechargeable batteries when constructing "dead circuits." The wires almost instantaneously become hot enough to burn students' fingers, melt holes in plastic or ignite magnesium.
Iowa Science Teachers Journal
© Copyright 1991 by the Iowa Academy of Science
Higgins, Jonna M.
"Science Notes - Nickel-Cadmium Rechargeable Dry Cells May Be Dangerous,"
Iowa Science Teachers Journal: Vol. 28
, Article 19.
Available at: https://scholarworks.uni.edu/istj/vol28/iss3/19