You’ll also need a 4-inch soap mold, a large microwave-safe measuring cup, a spoon or wooden craft stick for stirring, and optionally, a wavy soap cutter if you want a decorative edge for your bars.

Essential Depot’s RED Soap Cutter is introductory priced at $269, or $299 with two RED Silicone Soap Molds, and comes with a one-year, no-questions-asked replacement warranty.

They're certainly on the cutting edge out there at the Cincinnati headquarters of Procter & Gamble, I can tell you. And efficient, too! The lead story in Ad Age last Monday reported that P&G now ...