A worker tests crude oil sample at an offshore production platform of the first phase of Bozhong 26-6 oilfield in China's Bohai Sea, Feb. 8, 2025. The first phase of Bozhong 26-6 oilfield, by far the ...

Everyone has seen the iridescent rainbow patterns in an oil sheen on water.  Oil is hydrophobic, which repels water and doesn’t mix.  It spreads out across the surface of the water, and if ...