The device avoids clogging by using friction instead of suction, similar to the way a parasitoid wasp lays its eggs.
from BBC News - Home https://ift.tt/3xf3xON
from BBC News - Home https://ift.tt/3xf3xON
A perfect storm of factors led the social media giant to be used to spread hate against Muslims. from BBC News - World https://ift.tt/2NxlyoF
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