Roasting the El Tambo, Colombian beans 🇨🇴 | 🔥Roasting the El Tambo from Colombia on our air roaster. 🇨🇴 from @aluna_coffee. . | By Roast Lab Coffee Roasters | Facebook
Fluid bed roaster - CoffeeSnobs
Roast your own coffee beans with the help of Arduino | Arduino Blog
DIY Fluid Bed Roaster - Ideas for how to mount cylinder glass to metal funnel and where to buy parts? : r/roasting