Graphite has been used as a moderator and reflector of neutrons in more than 100 nuclear power plants and in many research and plutonium-production reactors, in quantities ranging from a few kilograms ...

Jamie's been reviewing consumer products for nearly two decades, and is the Which? cooking expert. When not making terrible puns, he grills nearly 100 ovens, cookers, cooker hoods and hobs every year, ...