"We grow them and we introduce a small amount of cadmium, and naturally they produce ... engineered to take acetic acid as their food source and they can upgrade it into butanol and a polymer ...

Cadmium is a heavy metal that bioaccumulates at all levels of the food chain and is a carcinogen that is toxic to wildlife and people ... Fossil fuels, as well as industrial and agricultural ...

Swiss chocolate maker Lindt faces a class action lawsuit in the US over allegations of high levels of heavy metals like lead ...

Lindt admits traces of lead and cadmium in chocolates—what does it mean for your health Learn about risks safety tips and how to enjoy dark chocolate wisely ...