Milk Cartons Make The Most Unique Birdhouses This is another simple milk carton upcycle that's easy to do with your kids too. Grab some string, a lollipop stick or wooden dowel, and a pair of ...

A bloated milk carton could be totally harmless, or it could be a sign of spoilage. It's totally harmless when it's the result of air pressure changes due to altitude or temperature.