From Solazyme Bets on Cosmetics Now, But Still Sees Biofuel Future:

A small fleet of Volkswagens has been converted to run on Solazyme's algae-derived diesel fuel.
A small fleet of Volkswagens has been converted to run on Solazyme’s algae-derived diesel fuel.

A small fleet of Volkswagens has been converted to run on Solazyme’s algae-derived diesel fuel. Photo by Wade Roush