Improvement of Injera Shelf Life and Staling through Vacuum and Nonvacuum Polyethylene Packaging: Their Synergistic Effect with Chemical Preservative

Figure 7

Pictures display a crumpling effect of vacuum packaging, via physical look or appearance of vacuum packed (VP) vs. nonvacuum packed (NP) injera samples. (a) Vacuum packed sample (VP) packed look. (b) Nonvacuum packed sample (NP) packed look. (c) Vacuum packed sample (VP) open look. (d) Nonvacuum packed sample (NP) open look.