Technology and change

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Across
  1. 4. (n.)a substance used to stimulate the production of antibodies and provide immunity against one or several diseases, prepared from the causative agent of a disease, its products, or a synthetic substitute, treated to act as an antigen without inducing the disease.
  2. 6. (v.)carried slowly by a current of air or water.
  3. 9. (adj.)able to decay naturally and in a way that is not harmful to the environment.
  4. 10. (adj.)messy, disordered and spread all over the place.
  5. 12. (adv.)completely
Down
  1. 1. (v.)completely remove or get rid of (something).
  2. 2. (v.) change the form, character, or function of something.
  3. 3. (adj.)fixed into the surface of something.
  4. 5. (adj.)using methods that do not harm the environment so that natural resources are still available in the future.
  5. 7. (adj.)dependent on someone or something.
  6. 8. (v.)to repair something or solve a problem
  7. 11. (adv.)far away from anywhere or anyone else, out of reach.