Across
- 5. A separation technique which involves a solution being heated so that the solvent evaporates before being cooled to form a pure liquid.
- 6. A resource that can only be used once and is in limited supply.
- 8. The removal of salt from water. This is an energy-intensive process.
- 10. Places where refuse is buried underground.
- 11. Water that is safe to drink, which is low in dissolved salts and microbes.
- 12. To kill any living organisms, usually microbes that might cause disease, on an object or in a substance.
- 13. Stage 3 of a life cycle assessment.
Down
- 1. Stage 2 of a life cycle assessment.
- 2. Reusing materials or reprocessing waste materials to produce new materials.
- 3. An activity which does not consume or destroy resources or the environment. Leaving enough resources for future generations.
- 4. A resource which will not run out in the foreseeable future.
- 7. Stage 4 of a life cycle assessment
- 9. To remove any solid particles from the water.