Petroglyphs are valuable relics of a past age – rock carvings that are produced by chiseling directly into a rock’s surface. That being said, archaeologists and conservationists alike are dismayed when these carvings are defaced by graffiti. What is the best way to clean up the mess? The answer surprisingly is a product named “elephant snot.”
For petroglyphs found outside Albuquerque, New Mexico, conservation officials are turning to the strange product to prevent damage from the vandalism, reports KOB Eyewitness News 4.