(1)将石蜡捣成细末,往玻璃瓶内装半瓶,灌满煤油,放在暖和的地方使石蜡慢慢熔化,将这种溶液涂在生锈的铁制农具上,24 h后即可用旧布或废纸擦去铁锈。对没有生锈的农具,此溶液也可起防锈作用。 (2)用松香末50 g加汽油500 g,混合搅拌至松香全部溶化,涂在没有生锈的铁制农具上,晾干后能起防锈作用。 (3)挑选纯净并烧透的石灰,用少量水化 (1) Pour the paraffin into a fine powder, pour half a bottle into a glass bottle, fill with kerosene, and slowly melt the paraffin in a warm place. Apply the solution on a rusty iron farm tool and use it for 24 h Cloth or waste paper wipe the rust. For rust-free agricultural implements, this solution can also act as a rust inhibitor. (2) Rosin 50 g with gasoline 500 g, mixing until all rosin dissolved, coated on rust-free iron tools, dry rust can play a role. (3) pick pure and burn through the lime, with a small amount of hydration