1. melt and pour – comparable to candlemaking. You melt a base soap – usually a clear glycerin, add color, scent, botanicals or embeds, pour into molds, let cool and you’re done. This is what the Martha By Mail Essential Oils Soap Kit and the Soap Kit are all about. The soaps from places like Bathology and Primal Elements are essentially melt and pour. I’ve been planning on stealing the Bathology idea of putting an itty bottle of sparkly nail polish in a soap, how adorable.