Tiny bubbles | des ultrasons pour détruire les polluants dans l’eau
►http://www.dispatch.com/content/stories/science/2011/12/11/tiny-bubbles.html
Where drugs, caffeine and other compounds are concerned, algae are unnecessary; the bubbles break down the chemicals by themselves.
For example, the ultrasound treatment removed half the concentration of ibuprofen from water in less than two minutes. Half the antibiotic ciprofloxacin was removed in 5.5 minutes, Weavers said.