The sapindus mukorossi comes from the mountains at the foot of the Himalayas.
It is often called a "wash nut" and is the fruit of trees up to 15 meters high that only exist at altitudes of 1500 to 2200 meters.
This nut has always been used by local people for washing and cleaning in general.
Upon contact with warm water, the saponin dissolves into a soapy solution.
The drum rotation system of our modern washing machines offers the best conditions for the use of these washing nuts.
In the end, the tests carried out by Miguel Mas Serrano, 18, who has won the First Prize in the Technology Area at the prestigious Young Researchers Contest, which has just been held in Malaga, shows satisfactory results. It is enough to take four or five shells. of these nuts and put them with the dirty clothes in the drum of the washing machine so that your laundry is perfect. In addition, it also has ecological advantages compared to traditional detergents. “The water that comes out of that washing machine is much less polluting.