There was no correlation between the puffing ratio and the
moisture content of raw shrimp chips (R2 ¼ 0.0009). There was,
however, some correlation between the puffing ratio and the
fat content of deep-fried puffed shrimp chips (R2 ¼ 0.30). The
addition of calcium salts decreased the puffing ratio for
shrimp chips, perhaps because the low pH and high amount of
calcium resulted in the formation of shrimp paste, which
mitigated chip puffing during frying.