. polyisoprene of latex rubber is an example of a biological polymer, and the polystyrene of styrofoam is an example of a synthetic polymer. in biological contexts, essentially all biological macromolecules —i.e., proteins (polyamides), nucleic acids (polynucleotides), and polysaccharides—are purely...
in "istanbul yarn fair" during february 2020 to all the members of the council srtepc is organizing participation of its member-companies in "istanbul yarn fair" during the end of february 2020. highlights of the event : name of the event : international istanbul yarn fair dates & duration : 27th-29th...