Definition of in session. 1  1 : in the process of meeting formally Congress is in session right now. 2  2 US : conducting classes School will be back in session at the beginning of September.
Mylar Pieces. Circles & Hexagons. Multiple Sizes. Hexagon & Circle Mylar Pieces are heat resistant and made especially for quilters who desire to make perfectly shaped circles and hexagons each time with hand or machine piecing and appliquÃ©. Cut fabric 1/4 larger than Mylar template.
Inventor of Kevlar, tougher-than-steel fiber in bulletproof vests, dies. DuPont chemist Stephanie Kwolek discovered Kevlar in 1965 when the company sought fibers stronger, lighter than steel. Police Lt. David Spicer took four .45-caliber slugs to the chest and arms at point-blank range and lived to tell about it.