What Is Castile Soap
What is Castile soap (pron. ka-ˈstēl)? It is a highly effective and versatile cleaner made from vegetable oils. The original castile soap where olive oil was combined with sodium carbonate to create a hard white soap that was sold throughout Europe as early as the 16th century. Castile soap is biodegradable and nontoxic, it’s safe […]
