New unit words

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Across
  1. 3. gas to liquid
  2. 5. Any of the forms or states in which matter can exist
  3. 6. liquid to a solid
  4. 7. solid directly to gas
Down
  1. 1. solid to liquid with the addition of energy
  2. 2. Electricity charged gas
  3. 4. Liquid to gas
  4. 8. liquid to vapor