This paper has studied the technological process for preparation of grain potassium picrate (PK), which can meet the requirements of production in batches.
The lines of workers, mainly women, mixed two chemicals together – dinitrophenol (DNP) and picric acid – to make the TNT explosive, before packing it into metre-long artillery shells and soldering them shut.
苦味酸对血糖己糖激酶法测
方法。
艺条件,
是女性，她们将两种化学物质混合在
——二硝基酚（DNP）和
