inside a computerised pipework scale reducer.
![](https://i.ytimg.com/vi/XJ3TBUQjt_8/mqdefault.jpg)
23:09
Inside a faulty Puripod ozone generator.
![](https://i.ytimg.com/vi/NB8A-f_86io/mqdefault.jpg)
26:34
Cheap electrically heated tap / faucet teardown. (230V)
![](https://i.ytimg.com/vi/n5CINPvJFCc/mqdefault.jpg)
8:13
¡Por qué no conocí esta técnica antes! La forma más rápida de limpiar el agua con tuberías y botella
![](https://i.ytimg.com/vi/R5kcER2Z4-8/mqdefault.jpg)
20:54
This USB bottle generates surface sanitiser from water and salt.
![](https://i.ytimg.com/vi/QrkiJZKJfpY/mqdefault.jpg)
19:22
Circuitos mecánicos: electrónica sin electricidad
![](https://i.ytimg.com/vi/pAeEjylUz0k/mqdefault.jpg)
14:17
Inside a cheap burner WiFi router/repeater
![](https://i.ytimg.com/vi/Vabq-s62IVM/mqdefault.jpg)
19:05
Incredible solid state dehumidifier. No moving parts.
![](https://i.ytimg.com/vi/0EPzPQ2tfJU/mqdefault.jpg)
28:41