Summer series: clogged pipes & conspiracies

It's the Lost in Science Summer Series, in which we replay some of our favourite stories from the past year! This week, Claire tells us why certain things, like fats and oils, leftover paint, flushable wipes, bamboo nappy liners and cat poo should not go down the drain or sewer; and Stu runs down research about how to prevent or pull people away from beliefs in conspiracy theories.