An aluminum plate attached to the side of a ship reacts with the oxygen in the air and turns to aluminum oxide increasing the viscosity of the oil which gets attracted to the plate. Turning of the plate drains out the oil, which can be reused.
A student from the Shree Dnyaneshwar Vidya mandir, Mumbai presents her case study at the Jawaharlal Nehru Science Exhibition 2009
The prototype displayed here uses a plate of 24 cms diameter which rotates 50 times per minute collecting 980 ml of oil - A Low-cost eco-friendly measure to save marine bio-diversity.
For more student innovation and case studies on water management/education visit http://schools.indiawaterportal.org/