Mocha Diffusion is a pottery painting technique that involves a chemical reaction between an acid and a base liquid. The resulting designs are intricately beautiful.
Kevin Kowalski, a ceramics teacher from California is reviving this technique, which dates back to the 1780s.
Story and editing by Carl Mueller.
Follow INSIDER on Facebook
Follow INSIDER on YouTube
Business Insider Emails & Alerts
Site highlights each day to your inbox.