You need hydrochloric acid 23 percent and aluminium. put aluminium balls in 1 letter bottel and add 1 cm of hydrochloric acid,chek it and drop it....and BOOOOOOOOOOOOOOOOOM
Please be carful im not responsable if something bed happing...and i hope you don't use that because i put this video juste to amelior your knowledg...
pleas again.....be carreful