15 Matching Annotations
  1. Jun 2022
  2. Apr 2022
  3. Nov 2021
    1. An interesting thinking exercise. Ask students the question as posed in the title. The critical thinking part is: question the assumptions baked into the title. And see how many students can explain the physics.

  4. Sep 2021
    1. Example of how expending a little extra energy creates two more useful outputs (compostable solids, and "cleaner" greywater) as well as lowering sewage system maintenance needs. Possibly, an example of how TRIZ "separation" principle can be applied.

  5. Jul 2021
  6. Jan 2018
  7. Dec 2017
  8. Nov 2017
  9. Mar 2016
  10. Nov 2015
  11. Jun 2015