The police officer was wearing a 'bulletproof' vest.
The car has 'bulletproof' windows.
(..) Why won't you die? Beneath this mask there is more than flesh. Beneath this mask there is an idea, Mr. Creedy. And ideas are bulletproof. This is perimeter one. Whitehall is secure. Over. This is General Ackroyd. Keep communication tight. I won't have this getting any more (..)2005 V for Vendetta