Across
- 2. Allowing liquids and/or gases to pass through or penetrate
- 5. Type of plastic in which two or more basic units of molecules combined to make one material
- 8. Atom or compound that has lost one or more electrons
- 10. Cold food preservative method in which food is exposed to high-energy electromagnetic waves
- 12. Type of ROP that involves a one-time flushing of a food container with a gas before the container is sealed
- 13. Plastic held together with ionic instead of covalent bonds
- 18. Type of ROP packaging that uses barriers to control and maintain the desired gases around food
- 19. Specially processed cellulose used as a packaging film
- 20. Altering of genetic material by adding, removing, or rearranging genes using modern molecular biology
Down
- 1. Packaging material made of fused layers of various substances
- 3. Packaging that provides an atmosphere with little or no oxygen enclosed with the food
- 4. Compound that removes substances harmful to food products from the package environment
- 6. Unit of measurement equal to 1,000 grays
- 7. Radiation absorbed dose. Basic unit used to measure radiant energy; the amount of ionizing energy absorbed per gram of material
- 9. Understanding and control of matter at dimensions of roughly 1 to 100 nanometers
- 11. Organism whose genes are altered during the GE or GM process
- 14. Chemical compound produced in food as a result of irradiation
- 15. Process of altering organisms or any part of these organisms to create new or improved products
- 16. Unit of measurement equal to 100 rads
- 17. Term describing a completely sealed container used to package foods that require a controlled environment