Mochilas com livros à prova de balas? (E uma alternativa melhor)
This video tests the ballistic resistance of a backpack filled with 1200 sheets of printer paper against various common firearm calibers. It demonstrates that while the backpack offers some resistance, it is not a reliable substitute for proper ballistic protection. The presenter suggests that arming teachers or having armed police in schools are more effective deterrents against school shootings.





