Espresso Pre-infusion Part 1 - Flow Rate Pressure Profile

This topic of Coffee 101 series have 3 parts, I'm going to show the difference of flow rate pressure profile (part 1) and pump pressure profile (part 2) for the comparison (part 3) If you like my video, you can buy me a coffee for support ;-) https://www.buymeacoffee.com/cadenlee Coffee Bean: https://dimension.coffee Coffee Machine: https://dallacorte.vn Coffee Education: https://dcodeslab.coffee Coffee Business Consultation:   / caden1391   Recording & Host: Caden Vietsub: Minh Tam Editing & BGM: 剪映