I use centrifugal force to empty bottles. It also works for ink pens, yoguhurt packages etc. Instead of shaking it, make whipping motions, or swing it, with the

I use centrifugal force to empty bottles. It also works for ink pens, yoguhurt packages etc. Instead of shaking it, make whipping motions, or swing it, with the opening out. Just make sure the lid is on! You can also use a baking roller if it's a soft tube. https://www.howitworksdaily.com/wp-content/uploads/2013/08/Force.jpg https://www.howitworksdaily.com/wp-content/uploads/2013/08/F...