Chemistry

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Across
  1. 5. For welding and cutting
  2. 6. Hydrocarbons having a ring structure in them
  3. 7. Hydrocarbons having a straight chain structures with no ring in them
  4. 9. Contains a carbon-carbon triple bond (C=C)
  5. 10. Used as precusor to polypropylene resins, butylene oxide and butanone
Down
  1. 1. Used as a softener for paper and fiber
  2. 2. Preservation of biological specimens
  3. 3. Disinfectant in household cleaners and in moutwash
  4. 4. A natural gas use as fuel
  5. 8. A rocket fuel for space craft intended for low Earth orbit