Across
- 5. a substance or object) capable of being decomposed by bacteria or other living organisms.polymers Biopolymers are natural polymers produced by the cells of living organisms.
- 7. a synthetic material made from a wide range of organic polymers such as polyethylene, PVC, nylon, etc., that can be molded into shape while soft and then set into a rigid or slightly elastic form.
- 9. the surroundings or conditions in which a person, animal, or plant lives or operates
- 10. avoidance of the depletion of natural resources in order to maintain an ecological balance.
- 12. Bio-based refers to materials, products, or chemicals wholly or partially derived from renewable biomass—such as plants, forestry, or agricultural waste—rather than fossil fuels
- 13. a grayish-yellow preparation of yeast obtained chiefly from fermented beer, used as a fermenting agent, to raise bread dough, and as a food supplement.
- 14. material recovered from plastic waste (post-consumer or industrial) that has been reprocessed through mechanical or chemical methods into new raw materials (pellets, flakes)
Down
- 1. the exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.
- 2. a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some that can cause disease.
- 3. the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.
- 4. materials, products, or fuels derived from crude oil or natural gas, which are processed in refineries to create hydrocarbons used in energy, plastics, and chemicals.
- 6. a complete set or series
- 8. a plastic derived from biological substances rather than from petroleum, many types of which are biodegradable.
- 11. a new method, idea, product, etc