date:Jul 19, 2012
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Before the fruit is packed for sale, the supplier measures ripeness using a grading machine from Netherlands-based Aweta.
The avocados are tapped, very lightly, four times as they pass through the machine and two sensors measure impact (the firmness of the fruit) and acoustics (the resonance within the fruit),Rogerson said.
The avocadoes are then packed into colour-coded boxes by hand, she explained. An avocado in a green box indicates the fruit is ripe and ready to eat, oran