土硝(硝酸钾)是制造黑火药的原料,在工业上有着广泛的用途。特别是国防建设及化学工业上的需要,更有重大的意义。目前,全国各地,在党的领导下,正掀起了一个全民大办土硝的高潮,为了帮助大家能迅速掌握烧硝的技术,将一些主要的操作方法,根据个人的经验,体会,作一介绍。自古以来,我国民间就积累了不少烧硝的经验,目前,流传较广的方法有两种:一是从硝砖中煎炼。一是从硝土中煎炼,其方法大致相同,现分下列几方面来谈: Soil nitrate (potassium nitrate) is the raw material for the manufacture of black powder, in the industry has a wide range of uses. In particular, the needs of national defense construction and chemical industry are even more significant. At present, under the leadership of the party, various departments in the country are setting off a climax of making soil and water large and large. In order to help everyone quickly grasp the technology of burning nitric oxide, some of the major operational methods are based on personal experience and experience. Introduction. Since ancient times, our country folk have accumulated a lot of experience in burning nitrates. At present, there are two widely circulated methods: one is to fry the bricks from the bricks. First, from the salt in the decoction, the method is roughly the same, is divided into the following aspects to talk about: