TECHNOLOGY 4TH YEAR  PROJECT 2.
 SWITCH OFF THE LIGHT , TURN OFF THE TAP 

SANITATION FACILITIES

presentation 1                                  presentation 2

Disposal of sewage in a house. From the elements: bath, washbasin,bidet,toilet to the drainpipe.

                                                      

How to avoid bad smells.   Siphons and siphon bottle

Disposal of sewage in the building