41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
1827473
147870
2
Public Timelines
FAQ

oct 9, 1953 - Polycarbonates Discovery

Description:

Polycarbonates are a group of clear and easily molable plastic

Added to timeline:

5 Oct 2018
0
1
336

Date:

oct 9, 1953
Now
~ 72 years ago