《天工开物·下篇·五金》
制炼铅丹的方法是用铅一斤、土硫黄十两、硝石一两配合。
凡炒铅丹，用铅一斤，土硫黄十两，硝石一两。
The method for refining lead tetroxide is to use one catty of lead, ten taels of ground sulfur and one tael of saltpeter.
<s>[INST] Transpose the following Modern Chinese text into Classical Chinese: 制炼铅丹的方法是用铅一斤、土硫黄十两、硝石一两配合。 [/INST] 凡炒铅丹，用铅一斤，土硫黄十两，硝石一两。</s>
Transpose the following Modern Chinese text into Classical Chinese: 制炼铅丹的方法是用铅一斤、土硫黄十两、硝石一两配合。
user
凡炒铅丹，用铅一斤，土硫黄十两，硝石一两。
assistant