Across
- 3. Poisonous
- 6. Place to dispose wastes by burying it
- 7. Wastes Radioactive and extremely toxic products
- 9. Expose something to a poisonous substance
Down
- 1. A substance that pollutes
- 2. For destroying insects or other organisms
- 4. Waste Any garbage, sludge, etc..
- 5. Convert (wastes) into reusable material
- 8. Upper layer of the earth where plants grow