Do you know how to recycle electronic waste?

你知道如何回收电子废物吗？

Account for around three per cent by weight of all electronic waste.

在所有电子垃圾中,印刷电路板（PCBs）大约占据了全部重量的3%。

Arrow Recovery Group and its partners have included metal refining to its arsenal of electronic waste recycling services.

爱瑞及其合作伙伴提供的电子废弃物回收服务还包括了贵金属提炼服务。

It said unused chargers amounted to thousands of tonnes of electronic waste a year and was threatening legislation unless a voluntary deal was reached.

这份要求称每年有数千吨的全新充电器变成电子垃圾，并声称如果无法达成自愿协议的话，就将采取法律行动强制执行。