Nails 8 Penny 1lb/box
Everyone knows that you need a box of nails to do Thermodynamics experiments right?
Actually nails provide a convenient way to do heat transfer experiments. Drop nails at one known temperature into a cup of water at another known temperature and see what the resulting temperature of the mix is. The answer may surprise you. 8 penny nails come in a 1 pound box.
Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.