What was a key challenge Appert faced with his invention?
Color preservation
Cost reduction
Leakage prevention
Seal integrity
Answer
Seal integrity was a key challenge Appert faced with his invention. The glass jars he used to preserve food were prone to cracking or breaking, compromising the seal and allowing air and bacteria to enter. Appert experimented with different sealing methods, including cork stoppers, wax, and parchment paper, to ensure the jars remained airtight and the food preserved.
Mastering the Art of Preservation: The Nicolas Appert Challenge
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