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Across
  1. 1. an amount of something that is available to be used
  2. 4. for use by one person or group, not for everyone
  3. 5. if a business makes this, it spends more than it earns
  4. 7. people in general, considered in relation to the laws, organizations etc that make it possible for them to live together
  5. 8. to prevent something bad from happening
  6. 9. having the effect or result you intended
  7. 10. existing in nature and not caused, made, or controlled by people
  8. 14. he situation in which people live or work, especially the physical things that affect the quality of their lives
  9. 16. producing or achieving a lot
  10. 17. the condition of being steady and not changing
  11. 19. as much as is needed for a particular purpose
  12. 21. the amount of energy, oil, electricity etc that is used
  13. 23. the information, skills, and understanding that you have gained through learning or experience
  14. 24. the tools, machines, clothes etc that you need to do a particular job or activity
  15. 26. not very great in amount, number, ability etc
  16. 28. a small change made to a machine, system, or calculation
  17. 29. to judge how good, useful, or successful something is
  18. 30. an advantage, improvement, or help that you get from something
  19. 31. work, especially physical work
Down
  1. 1. knowledge about the world, especially based on examining, testing, and proving facts
  2. 2. money that you gain by selling things or doing business, after your costs have been paid
  3. 3. an ability to do something well, especially because you have learned and practised it
  4. 4. to make something to be bought, used, or enjoyed by people
  5. 6. machines, especially large ones
  6. 7. a situation in which there is not enough of something
  7. 9. an amount of money that is given to someone by an educational organization to help pay for their education
  8. 11. the quality of doing something well and effectively, without wasting time, money, or energy
  9. 12. producing a profit or a useful result
  10. 13. the process of teaching and learning, usually at school, college, or university
  11. 15. the level or amount of something
  12. 18. when you stop working, usually because of your age
  13. 20. a way in which two or more people or things are not like each other
  14. 22. involving the use of imagination to produce new ideas or things
  15. 25. an amount of money that you must pay to the government according to your income, property, goods etc and that is used to pay for public services
  16. 27. several different types of a thing