This is incorrect. I can show you my cast iron pans and various pieces of carbon steel which are well-seasoned and do not impart soapy tastes. Soap does not dam

This is incorrect. I can show you my cast iron pans and various pieces of carbon steel which are well-seasoned and do not impart soapy tastes. Soap does not damage the seasoning on a pan: https://www.seriouseats.com/2014/11/the-truth-about-cast-iron.html https://www.seriouseats.com/2014/11/the-truth-about-cast-iro.... Every cleaning solution that doesn't include a surfactant is worse. It's slower, more labor, intensive, more water-intensive, and it leaves baked-on crud behind. The latter two are both much worse for cast iron than soap.