Could 'invisible barcodes' revolutionise recycling?

A pilot is in progress to see if invisible barcodes on packaging can improve recycling rates.

from BBC News - World https://ift.tt/2CExXjq
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Could Nigeria's careful ethnic balancing act be under threat?

Criticism is growing after several top positions go to members of the president's ethnic Yoruba group. from BBC News https://ift.tt/rs...