Researchers have developed an environmentally friendly method for recycling and purifying metals. Using gold earrings from a pawnshop in Gothenburg and biodiesel from the nearest filling station, the ...

Used for producing pasta, plastics, and more, extrusion is a widely used technique to combine and shape materials. Now, researchers report using twin-screw extrusion–where two solid reactants mix via ...

A vital stage for a wide range of pharmaceutical processes is the partial or total removal of a solvent or solvents from a product or an intermediate. The drying process required can occur in a number ...

Organic chemist Bruce Lipshutz had a bit of a rude awakening. It was around 2007, and the head of environmental health and safety (EH&S) at the University of California, Santa Barbara, sat Lipshutz ...

A barrel of microalgae offers chemicals to make biodiesel, pharmaceuticals, infant formula and cleaning agents, to name a only a few resources. However, to efficiently capture all of the high-value ...