English Glass Cited by user 122.149.190.36 on 05 Jun 2015 omg im cool stuff dis website lasjdbshfiysdfishoruysgaexus yfdXJf9grsuegbdhrujfsgiuGab uxg sdUy sychgow ohbcisadgd oiuhbdy gAOy sdAH vygox ¥ad7ABDWGCgya6vuefirvuvcis…
English Optical flat Cited by user Wdanwatts on 02 May 2013 An optical flat is an optical-grade piece of glass lapped and polished to be extremely flat on one or both sides, usually within a few millionths of an inch (about 25…
English Rheology Cited by user Wdanwatts on 10 Apr 2013 Rheology (from Greek ῥέω rhéō, "flow" and -λoγία, -logia, "study of") is the study of the flow of matter, primarily in a liquid state, but also as 'soft solids' or…