What's In Your Cup? — defects

Alastair Cairns
What's not in your cup

What's not in your cup

The thousands of miles long supply chain from grower to roaster has quality assurance at every step ensuring that when you open your little bag, you’ve got a homogenous, harmonious little family of happy beans, who you will, of course, ritualistically grind and drown. The process of sorting beans is a mix of purpose-built machinery and a lot of manual labor. Much of this sorting for quality and size is achieved by industrial air sorters and sieves but a lot of sorting for defects is still done by hand. Generally this involves workers lining up on either side of a...

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