[rmay635703]

Originally Posted by oil pan 4

The Science Of Diesel Emissions Reduction - Diesel Power Magazine

Reduction of Diesel Engine Emissions by Water Injection

Experimental Study of Inlet Manifold Water Injection on a Common Rail HSDI Automobile Diesel Engine, Compared to EGR with Respect to PM and Nox Emissions and Specific Consumption

Its amazing the things we could do nearly for free 40+ years ago are being verified eh?

The above is why diesels were always used in mines for decades; water injection/water wash = pollution free (no co, no nox and no soot)