3M Diamond Grade DG3 9830

Microprismatic retroreflective sheeting

2 episodes mention this

Episodes

#3924: Can You Make a Hi-Vis Vest for a One-Year-Old?

A dad with a toy forklift discovers why ANSI safety standards make toddler hi-vis vests mathematically impossible.

Jun 27
#2974: How Safety Vests Actually Reflect Light

Glass beads vs. microprisms, ANSI classes, and the physics of staying visible at night.

May 22