tag:blogger.com,1999:blog-42678135829559271602012-01-29T11:11:16.494+11:00An overview of some of the issues around Hydrogen on demand fuel cells (HHO fuel cells or HHO Water4Gas kits as they are usually called) and a lesser known fuel saving device: the Fitch Fuel Catalyst.MarkHhttp://www.blogger.com/profile/14086960804596513553noreply@blogger.comBlogger01100