This reply
Lin mark this message contains misinformation
originally written by Lin
FAKE.
The advice it provides runs contrary to all accepted knowledge about how to treat burns and thus should not be heeded.

References

https://www.snopes.com/fact-check/flour-power/

Should You Treat Burns with Flour?

Claim:   The application of flour is an effective and recommended treatment for burns. FALSE Example:   [Collected via e-mail, March 2011] Once I was cooking some corn and stuck my fork in the boil

https://www.snopes.com/fact-check/flour-power/

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