Japanese crisp bags turn black and white due to Iran war

Global oil prices rose further with Brent crude climbing near $110 a barrel, as a standoff over the Strait of Hormuz continues with the US and Iran both rejecting the other’s ceasefire proposal.  Meanwhile, Japanese snack giant Calbee has decided to temporarily switch to black and white packaging for some of its products including crisps and prawn crackers due to supply instability in printing ink, made using petrochemical materials.

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