| dioxin contamination | 3.16 | Dioxin contamination. | ||
| dioxin pollution | 1.12 | Japan facing major problem of dioxin pollution. | ||
| dioxin scandal | 0.79 | The dioxin scandal though continued to dominate headlines. | ||
| dioxin scare | 0.79 | Until the dioxin scare, most mills bleached wood fibers with chlorine gas. | ||
| dioxin level | 0.66 | Actually, the dioxin levels went up, he admitted. | ||
| dioxin emission | 0.59 | Japan lags far behind other industrialized nations in curbing dioxin emissions. | ||
| dioxin crisis | 0.46 | Farmers looking for more help after dioxin crisis. | ||
| dioxin problem | 0.26 | Atsugi is not the only place in Japan with a dioxin problem. |