Dave Stephens 1's Comments
Seven steps with multiple decisions at each point in the process = massive PERMUTATIONS = impressive complexity far beyond the seven steps... By the authors own metrics, pretty much all food everywhere that is processed is "industrial product," because, really, to feed millions without much wastage is just a rational, logical and desirable goal. And orange juice is food. Blaming orange juice for its attributes such as "empty calories" is like blaming a cow for having hooves...
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BECAUSE
2+2+2=6 inches plus a 4 covers that are an eighth of an inch each = a half inch. The correct answer is 6.5 inches of bookworm damage.