③ Ohun elo seramiki bulletproof ti o wọpọ julọ ti a lo lati igba ọdun 21st, awọn ohun elo amọ bulletproof ti ni idagbasoke ni iyara, ati pe ọpọlọpọ awọn iru lo wa, pẹlu alumina, silicon carbide, boron carbide, silicon nitride, titanium boride, ati bẹbẹ lọ, laarin eyiti awọn ohun elo alumina (Al₂O₃), silikoni carbide sera...