Chemistry — History of Materials
From bronze to graphene.
Make it your own.
title "History of materials"
axis -4000 2025
era -4000 -1200 "Bronze Age" color amber
era -1200 500 "Iron Age" color slate
lane "Materials"
event -3300 "Bronze"
event -1200 "Iron"
event 1856 "Cheap steel (Bessemer)"
event 1907 "Bakelite (first plastic)"
event 1938 "Nylon / PTFE"
event 1985 "Fullerenes"
event 2004 "Graphene"