Cika wannan jumla: An ba da shawarar C-4 a cikin tsarin koyarwar al-Qaeda na gargajiya na horo na abubuwan fashewa. A watan Oktoba 2000, kungiyar ta yi amfani da C-4 don
sun kai hari kan USS "Cole", sun kashe ma'aikatan jirgin ruwa 17. A shekarar 1996, 'yan ta'addan Hezbollah na Saudiyya sun yi amfani da C-4 don busa Khobar Towers, wani rukunin gidajen sojoji na Amurka a Saudiyya. Hakanan an yi amfani da abun C-4 a cikin abubuwan fashewa da 'yan tawayen Iraqi suka yi.