1.446 ଦର୍ଶନ
In 1907, Belgian-born American chemist Leo Hendrik Baekeland made one of the most transformative discoveries of the 20th century: Bakelite. It was the first wholly synthetic plastic and ushered in an explosion of new man-made materials that marked the beginnings of our modern industrial age.
ରିଲିଜ୍: Mar 01, 2018
ଚାଲିବା ସମୟ: 59 ମିନିଟ୍ |
ଭାଷା: English
ଷ୍ଟୁଡିଓ:
ଦେଶ: United States of America
କାଷ୍ଟ୍:
