and by pinching off the end of the tube you can temporarily shut off the concrete flow when moving the pipe from one area of the forms to another without creating a mess. be sure you figure out how to make and sustain a budget before going to university. we live in a glorious state and gliding is a marvelous way to see it. i tend to buy normal length jeans and have them shortened so that they're more straight. after all, if we are going to build our house on the rock, then our foundation must be firmly established on that rock. 