date:Jul 09, 2014
e) shows yield improvements throughout the past 40 years and each improvement on the graph represents a design change or new innovation by TOMRA.
With the theoretical weight of skin [of potatoes] being measured at between 2 3% of the total weight TOMRA had the clear vision of developing processes and technologies that would facilitate the design of a steam peeling line with this 2-3% peel loss as the target.
Steam time and peel loss
The biggest single factor by far in the reduction of pee