acrylonitrile molecule, polyacrylonitrile (pan) and abs plastic (acrylonitrile butadiene styrene) building block

polymer plastic molecule chemical structure atoms polymerization macromolecule monomer unit repeat chain building synthetic fiber block acrylonitrile polyacrylonitrile pan abs butadiene styrene cigarette smoke acetonitrile homopolymer copolymer rubber fumigant toxic explosive carcinogen cancer bricks carbon acrylic atomic model molecular compound composition chemistry bond formula circle ring line drawing skeletal flat icon stylized style