At its facility in Roseville, California, workers first check discarded computers and printers to see if they can be re-used: it refurbishes 2.5m devices a year.

• 加利福尼亚州的罗斯维尔工厂里，工人先检查废弃电脑和打印机是否可以重复使用：这样每年能再利用250万设备。