The creator of the picture was implying that now that oil has been found in northwestern Kenya, Western oil workers will descend on the region and impregnate Turkana women, perhaps against their will.

It started in Japan. Sumitomo had developed a technology essentially to impregnate a polyethylene based fiber with organic insecticide, so you could create a bed net, a malaria bed net, that would last five years and not need to be re dipped.