inputs.text: pseudoscience - little knowledge dangerous thing not fooled nonsense energy required generate oxyhydrogen always exceeds energy released combusting guarantee none people involved selling using chehemical electrical engineers todays \\200 mpg carburetor\\ people 1970s convinced big oil companies bought design carburetor would get car 200 miles per gallon myths driven peoples desire save money swindlers feed desires selling worthless products labeled scientific miracles not follow basic physical principles anyone really knows talking not fooled stuff stay away \\too good true\\ products stick proven fuelsaving ideas feel foolish learn wasted money supported con men read wikipedia information hho production not understand ripped selling stuff shame