 How is Hilary's product going to kill the razor industry?
"Some," said Hilary, "and I've got a home laboratory." Denatured alcohol, glycerine, water, a little color and perfume. Hilary, reluctantly forsaking his ideas on detergents, suggested we make black plastic discs, like poker chips but thinner and as cheap as possible, to scatter on a snowy sidewalk where they would pick up extra heat from the sun and melt the snow more rapidly. These latter ideas had made unknowing use of some basic physics, and I'm afraid I relapsed for a few minutes into the role of teacher and told them a little bit about the laws of radiation and absorption of heat.
 Before-shave breaks off whiskers, just apply and wipe away.
 Before-shave breaks off whiskers, just apply and wipe away.  Before-shave dissolves whiskers permanently.  Before-shave dissolves whiskers for four to six weeks at a time.  Before-shave will never kill the razor industry. That's just wishful thinking.