Cadmium batteries are safe to use. They are also cheap, saving American parents about $1.50 on the average toy, compared with pricier batteries. But cadmium batteries can be hazardous to make. In southern China, Wang Fengping worked for years in plants that produced cadmium batteries for the likes of Mattel Inc., Toys “R” Us Inc. and Wal-Mart Stores Inc. Like hundreds of her colleagues, Ms. Wang regularly inhaled the toxic red cadmium dust that filled the air in the plant.
Now, at 45, Ms. Wang is often too weak to walk. Her kidneys have failed, and her doctors have identified cadmium poisoning as the likely culprit. About 400 other workers at her former employer, Hong Kong-based GP Batteries International Ltd., have been found to harbor unsafe levels of cadmium, a toxic metal like mercury and lead that can cause kidney failure, lung cancer and bone disease. [Full Text]
[Image of Wang Fengping the whistle-blower via her blog]