Add spaces between the words in the following text: Afewweeksagowetalkedaboutbiodiesel,apromisingenergysourcethatisoftencleanerburningandmoreefficienttocreate.Oneofthemostpopularusesforbiodieselfuelisasanalternativetogasolineforuseincombustibleengineslikethosefoundinvehicles.
A few weeks ago we talked about biodiesel, a promising energy source that is often cleaner burning and more efficient to create. One of the most popular uses for biodiesel fuel is as an alternative to gasoline for use in combustible engines like those found in vehicles.