Gunpowder

empty = false

while true do
  empty = false
  turtle.select(1)
  turtle.suck(1)

  turtle.select(2)
  turtle.suck(1)

  turtle.turnRight()
  turtle.select(5)
  turtle.suck(1)

  turtle.turnRight()
  turtle.select(6)
  turtle.suck(1)


  turtle.turnRight()
  turtle.select(16)
  if turtle.craft() then
    turtle.drop()
  else
    empty = true
  end

   if empty == true then
    turtle.turnRight()
    turtle.select(1)
    turtle.drop(1)

    turtle.select(2)
    turtle.drop(1)

    turtle.turnRight()
    turtle.select(5)
    turtle.drop(1)

    turtle.turnRight()
    turtle.select(6)
    turtle.drop(1)

    turtle.turnRight()
    turtle.turnRight()
    sleep(5)
  else
    turtle.turnRight()
  end
end