Plastic Bottle Makers Get Pinched by War-Driven Forces Majeures

A purified terephthalic acid production plant.

Photographer: John Guillemin/Bloomberg

US manufacturers of soda bottles, peanut butter jars, sandwich bags and just about anything else made of plastic are getting squeezed as the Iran war chokes off supplies of key components.

Several makers of monoethylene glycol and purified terephthalic acid have declared forces majeures as the Persian Gulf conflict damages oil fields, disrupts processing plants and halts most shipping through the Strait of Hormuz.