Take a Door with You

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  PS: Another digression, if you don’t go to Baidu for the ratio of ‘one sulfur, two nitrates and three charcoal’, can you just come here? At first I thought the ratio of the three was 1:2:3, just like hooking three strands, four strings and five strings, but I found out that it was not the case when I checked a few days ago.

  (end of this chapter)