Practice question
Arrange the following steps involved in thermal food canning in the correct sequential order: 1. Exhausting of air from filled containers 2. Filling of product into containers 3. Sealing of containers (hermetic sealing) 4. Thermal processing (retorting)
- 12 → 1 → 3 → 4✓
- 21 → 2 → 3 → 4
- 32 → 3 → 1 → 4
- 43 → 2 → 1 → 4
Correct answer
2 → 1 → 3 → 4
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