When is it safe to remove a fire blanket from a chip pan fire?

It is safe to remove a fire blanket from a chip pan fire once you are certain that the flames have been completely extinguished and there is no risk of reignition. Wait for a few minutes after the fire appears to be out to ensure that it is safe. Additionally, ensure that the area is cool and there are no lingering hot spots before removing the blanket. Always prioritize safety and, if unsure, seek professional help or call emergency services.