Respuesta :
Answer: A
Explanation:
it’s a hands free device that prevents water being wasted
Answer: Option A Â
Explanation:
The tippy tap technology solved the issue of running water. It is used as a device for hand washing that was designed for the area which has no running water.
It is operated by a foot lever and reduces the chances of transfer of pathogens as the user only touches the bar of soap which is suspended by the string. Â
Hand washing with the tippy tap method requires only 4o mililiters of water as compared to other methods.