硝石又称焰硝、钾硝石等。无色、白色或灰色结晶状，有玻璃光泽。可用于配制孔雀绿釉。还可用作五彩、粉彩的颜料。制造火药的原料之一。白色粉末，易溶于水，加热到334°C即分解放出氧。工业上是制造火柴、烟火药、黑火药、玻璃的原料和食品防腐剂等。在智利等地经开采和富集可直接制得硝酸钾。
结论火硝白矾组对免疫性肝损伤模型有很好的保护作用。
Conclusion These results suggest that Huoxiao Baifan powder has a markedly protective effect on immune hepatic injury in mice.
而现在仍安若磐石的明城墙是南京独特文明的象征。 虽然历经风吹雨打，历经战火硝烟，数百年来，尽管伤痕累累，如今，却仍然挺立着雄奇伟岸的身躯。
The now referred to Ming City Wall is a symbol for Nanjing that has survived, although scarred and beaten, through centuries of attack all the way up to the invasion by Japan in the 1930s.
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