Hi All, The Nalgene beaker we use to clean the Delrin tweezers at the wbnitride is missing. Anybody knows where it is? Uli -- Uli Thumser Stanford Nanofabrication Facility Center for Integrated Systems 420 Via Palou Mall, CIS Room 146 Stanford, CA 94305 (650)725-3694 uli at snf.stanford.edu