Bio-bricks, gallium and water flow in the Murray-Darling

Listen "Bio-bricks, gallium and water flow in the Murray-Darling"

Episode Synopsis

Claire tells us about research at RMIT University into making bricks out of biosolids, aka treated sewage; Chris looks at how science is used or not used in managing water flows in the Murray-Darling Basin; and Stu brings us another element, the bizarre, unique gallium that melts in your hands.