hygiene and cleanliness

hygiene and cleanliness

1. themes

   • cleaning
   • maintainance
   • safety
   • in the work place
   • in school
   • in the home

2. components

   • electronics
     • LEDs
     • LDRs
     • sensors
     • switches
   • mechanisms
     • worm and wormwheel
     • rack and pinion
   • motors
     • DC motors
     • servo motors

3. subjects

   • modern materials
   • eco friendly
   • electro mechanical element

4. aesthetics

   • colours
   • form
   • shape
   • texture