⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀

Anti-Saltpetre Primers