that's why so many tests performed in the space program they give us manufacturers as much information about the material as possible situations that were previously impossible to test at our factory. but there's not that much money to be made from space travel instead the knowledge gained here opens up new uses for courts glass on the earth such as in particle accelerators this block is soon headed for the us there it will be cut up and ground into reflectors for the next generation of g.p.s. satellites. and finally before we go it was meant to spock a global shopping spree not transatlantic protests amazon's annual prime day event 2 days of online discounts stuff instead of taken to the streets here in germany demanding higher wages and warehouse workers have also walked out in the united states they want better working conditions and more job security hours on says it