Oil Spill Cleanup Employing Surface Modified Magnetite Nanoparticles Using Two New Polyamines

Figure 10

Optical images of (a) oil spill on the water surface, (b) dispersed AU-MNPs on the crude oil surface at a ratio of 1 : 2, and (c) the collected AU-MNPs with crude oil adsorbed on their surface using an external magnet.