An unexpected side-effect of the seemingly intractable conflict between the US and Iran: Japan’s largest maker of snacks has found itself needing to change its colourful packets of crisps into monochrome versions.

What’s the connection? Naphtha - an ‘an ink ingredient derived from petroleum’.

Based on the graphic below it seems like they’ve also lowered how many crisps you get by 5g. I suspect shrinkflation.