ANALYTICAL CHEMISTRY

Scientists have created a new material that can help detect harmful chemicals in our food. This material is a type of polymer, which is a big molecule made up of many smaller molecules. The polymer is porous, meaning it has tiny holes that can trap and hold onto other molecules. In this case, the po

Forensic investigators have a tough job. They need to find tiny bits of explosives left after a blast. This helps them figure out what happened and who did it. But old ways of collecting these bits, like using cotton swabs or special liquids, don't always work well. They miss a lot of evidence, espe