Fresh-keeping trivia: Before inventing the refrigerator, use frogs to keep fresh milk

When there was no refrigerator in the past, humans threw frogs into the milk bucket to achieve the…

Fresh-keeping trivia: Before inventing the refrigerator, use frogs to keep fresh milk
Fresh-keeping trivia: Before inventing the refrigerator, use frogs to keep fresh milk

When there was no refrigerator in the past, humans threw frogs into the milk bucket to achieve the purpose of preservation. The reason is that the skin of frogs can secrete an anti-fungal substance, which can greatly alleviate the rate of deterioration of milk. Therefore, live frogs are used to preserve milk. very popular? And the person doing this is a Finn with a big brain?

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KbbfCland
KbbfCland
15 days ago

They put the frog in milk to prevent it from spoiling. It sounds strange, but it really worked.

KuikCland
KuikCland
22 days ago

It’s disgusting!