Quick, the bran!
If a fire blazes up, it should be extinguished with sand and bran. If it blazes up further, put on sand soaked in urine.
Mappae clavicula (trans. Smith and Hawthorne)
Safety first: be sure to have plenty of sand and bran on hand for your next barbecue or naval battle. (The urine soaking is for when things get really scary.)