armor, n.Trivia

Medieval armor weighed from 45 to 55 lbs, actually less than a modern infantryman would carry in equipment

The Kevlar bulletproof vest was invented by a pizza delivery guy after being shot twice on the job.

Crocodiles are bulletproof other than in their belly or the top of their head

Alexander the Great likely used linen armor called Linothorax, not bronze. The armor, made of many layers of linen glued together, is stronger, lighter and cooler than bronze and could have contributed to Alexander's success.