| abstract |
There is provided a white ant repellent capable of maintaining a good repellent effect over a long period of time with little gradual decrease in the white ant repellent effect over time. This pea repellent contains, as an active ingredient, ceramic fine powder formed by blend sintering of one or more ceramics selected from alumina, silica, zirconyl and zircon and a radioactive mineral. [Selection] Figure 3 |