How pineapple leaves can help solve crimes, curb pollution

Scientists have discovered that pineapple leaves can be turned into powder that forensic investigators can use to solve complex crimes. [iStockphoto]

In South Africa, manufacturers of pineapple juice and other pineapple products discard thousands of tons of pineapple leaves every year, with most ending up in dumpsites.

The leaves are seen as agricultural waste and usually treated as useless. However, they can be converted into something that solves real-world problems - a powerful resource for both environmental protection and security.