From Yahoo news
WASHINGTON (AP) — An international team of scientists says it has figured out how to slow global warming in the short run and prevent millions of deaths from dirty air: Stop focusing so much on carbon dioxide.
One thing I have noticed every time is that the visible smoke, aka soot disappears after the groove.
If you want to see this, take a damp white rag and place it over the exhaust while the engine is running. If the process is complete the only color you should see is white except for the 'tell-tale ring' from the tail pipe
Karl Fortner
Tacoma, Wa.
GadgetmanTacoma
