Scientists from the University of Bristol have developed a magnetic soap compound that could be used to help manage oil spills. The soap contains iron-rich salt and can be removed from both water and oil with a simple magnet. Traditional soaps, often referred to as surfactants, were widely used to help disperse oil in the Deepwater Horizon disaster. The environmental damage caused by soap use in oil spills could be significant, though scientists believe soap is less harmful than leaving oil untreated.
Read more at Popular Science