If I use them 1st hour and then not again until the afternoon, they are
already clogged. It's so furstating, especially when a student's solution
to the clog is to just push harder, then I end up with a geyser of paint
shooting across the entire room.....!
>NOPE! I use them clean them out as I can, then throw them away. I buy
>the>$2 ones from Sax, consider them a convenience and that they have a
>life.>They can be cleaned out. I soak them in hot water and when they
>them out, set them in a container of hot water and soap and pump that