一提起蟑螂这种害虫,人们无不深恶痛绝,因为它不仅偷吃食物、污染食品和碗具,毁坏衣物、家具等,还会传染多种疾病,危害人的健康。为此,人们都在想方设法消灭驱除这种害虫。下面介绍一种简单易行的驱蟑笔制作方法,其成本十分低廉,而使用效果却极佳。 1.原料配比:硼酸2.5克,4% Mention the cockroach pests, people are all abhorrence, because it not only steal food, polluting food and bowls, destroying clothing, furniture, etc., but also a variety of infectious diseases, endangering human health. To this end, people are trying every means to eliminate the pest. Here is a simple and easy to drive cockroach making method, the cost is very low, but the use of the effect is excellent. 1 ratio of raw materials: boric acid 2.5 grams, 4%