Science

The Australians Wash Clothes Without Water

Whether the linen clean Australian researchers with nanoparticles, smelling April fresh, we want to doubt. And whether the procedure to be interspersed in the household, too. But: After all, researchers at the Royal Melbourne have show Institute of technology, that nano-particles and light effectively cleaning power.

Headlines such as “Never Wash” or “Clean Clothes with Light” are a bit hasty. So please keep in honor of your washing machine. But Australian researchers are currently developing a procedure to clean textiles by coating with nanoparticles. Without water, it can be done in Australia.

Australians Wash Clothes Without Water
Textile fibres, coated with nano-particles of silver and copper. Particle can explode under dirt particles. Photo: RMIT University

RMIT researchers use nanoparticles made of copper and silver, which they coat textile University in Melbourne. But so far only goes by the textiles for 30 minutes are immersed in various solutions, so that the particles on the fibers are deposited.

Clean only with silver particles and air

Then the materials exposed to normal daylight. This nano-particles begin with the decomposition of dirt. Also the light bulbs is enough to trigger the reaction of nano particles.

“The beauty of fabrics is that they have a 3D structure from House, which they absorb light very well,” says Research Director Rajesh Ramanathan the phys.org portal. “It speeds up the process of destroying organic contaminants.”

So the new wash process works

But why does the light a cleaning effect of nano particles? According to the researchers, the particles absorb energy from light. So called hot electrons arising. And therefore they can decompose dirt particles.

How long is the “washing”process?

Not extrapolating to the laborious work of half hour immersion in solutions, it is correctly fixed. Supposedly, the textiles are clean in less than six minutes. Whether this is true also for stubborn dirt and foul odors such as welding on sweaty sports jerseys, that we don’t know. But the researchers admit to have experimented with a few substances.