Engineering of environment saving toilet

I want cooperation with a mechnical engineer, having top notch understanding of
- use of water preassure and diffusion
- air pressure management
- mechanical moving parts
- water connections via hoses and joints
- bluetooth and wifi communications
- sensors and image processing
You will cooperate with me in modelling 3D and making 2D drawings as well as clear system descriptions in english language.
You also will assist in concept development.
This is s small job now, but may grow up as a giant job with all engineering needed and all variations of the concept.