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.
What Makes Kevlar So Strong? 1  CLUE #1: KEVLAR is a long chain-like molecule known as a polymer, which consists of repeating units called monomers. 2  CLUE #2: A Kevlar fiber is an array of molecules oriented parallel to each other like a package of uncooked spaghetti.  CLUE #3: Kevlar is a polyaromatic amide.