supercritical fluid =50% improved fuel efficiency

X2 on that virus warning. Seems to be a redirect scam.

The topic is valid. Here's a link directly to the company.
http://www.tscombustion.com/

Follow their links or read the story at sae.org.
http://www.sae.org/mags/aei/7160

You might also want to google Pogue carburator.
http://www.rexresearch.com/pogue/1pogue.htm