Long-term storage and improper disposal of this material may result in dioxin release into the environment and the contamination of human and animal food supplies.
长期储存以及不当处置这种材料可能导致二恶英泄漏到环境中，导致人类和动物食物污染。
2
These are the regulations concerning contamination by mildew in woolen or linen clothing, woven or knitted material, or any leather article, for pronouncing them clean or unclean.
无论是在羊毛衣服上，麻布衣服上，经上，纬上和皮子做的什么物件上，可以定为洁净或是不洁净。
3
If you can eliminate control failures and worn equipment as causing the contamination, look next at system configuration, material characteristics, and process conditions.