On a cruise ship you should not use paper towels or tissues when the toilet paper runs out. Image source: Pixabay. One ...

Once again, Carnival Cruise Line debunks persistent myths surrounding - of all things - toilet paper and wet wipes.

Cruise lines have signs, videos, songs and warnings all designed to stop passengers from flushing things down the toilet.

A spokesperson for the Department for Environment, Food and Rural Affairs (Defra) said: "Plastic wet wipes clog up our sewers ...