@CNN: The UK’s postal service is urging environmental campaigners to stop sending empty potato chip bags without an envelope after the launch of a campaign urging the country’s most popular chip producer to ditch its plastic packaging https://t.co/o6fNHyhGHA https://t.co/MVoZpGKsDJ

@CNN: The UK’s postal service is urging environmental campaigners to stop sending empty potato chip bags without an envelope after the launch of a campaign urging the country’s most popular chip producer to ditch its plastic packaging https://t.co/o6fNHyhGHA https://t.co/MVoZpGKsDJ