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防霜弹其优点是烟量浓厚,成本低(每个约值三角),制作简单,使用方便。配方:沥青20%。锯沫42%,废柴油5%,硝铵33%。制作方法:溶化沥青后倒入锯沫,搅拌均匀,然后将废柴油和硝铵倒入混合。用多层纸粘一个半径6厘米,高18厘米的圆柱筒,将混合料装入纸筒内封住即成。使用方法:顶部开一孔,插入一火药捻子,筒壁开三排孔,每排五个孔,点燃捻子,烟雾从筒壁射出。
Anti-frost bombs have the advantage of its strong smoke volume, low cost (each about the triangle), making simple, easy to use. Formula: 20% asphalt. Saw foam 42%, 5% of waste diesel, ammonium nitrate 33%. Production method: Pour the sawdust after melting the asphalt, mix well, then pour the waste diesel and ammonium nitrate into the mixture. Multi-layer paper with a sticky radius of 6 cm, 18 cm high cylindrical cylinder, the mixture into the paper tube sealed Serve. Usage: open a hole in the top, insert a gunpowder twisting child, open three rows of holes in the barrel wall, each row of five holes, lit twigs, smoke shot from the tube wall.