n rightclick:
        if name of player's tool is "&4Rzucane TnT":
                set {tnt.%player%} to true
                shoot a TNT from player with speed 0.4
                remove 1 tnt named "&4Rzucane TnT" from player
                wait 2 second
                set {tnt.%player%} to false
on place tnt:
        if {tnt.%player%} is true:
                cancel event
on script load:
        register new shaped recipe for TNT of infinity 1 named "&4Rzucane TnT" using gold ingot, iron block, gold ingot, iron block, tnt, iron block, gold ingot, iron block, gold ingot