-
Edouard Benedictus accidentally dropped a beaker, discovering safety glass.
-
WW1 soldiers use safety glass in eye hole of gas masks.
-
WW2 soldiers use strengthened glass in vehicles.
-
First US patent specifically for bullet proof glass granted. US4321777
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.