You're cleaning up after dinner or a party, and you stack wet glasses inside each other for easy carrying into the kitchen. Where you can't pry them apart.

The Tricks of the Trade weblog has the solution every dishwasher should know.

If all else fails, fill the inner glass with ice water and then place the outer glass in warm water. As the inner glass contracts and the outer glass expands, you can usually extract the inner glass with a slight twist.