dc.description.abstract | The economic growth which occurred from the end of the twentieth century had as a source driving the technological development sustained by the consumption of non-renewable energy, which is mainly derived from oil, coal and natural gas. This model has reached a point of inflection in the light of increasing oil prices and forecasts of depletion of energy source. On this context, countries are seeking by public politics to promote new sources of renewable energy, to maintain growth in a sustainable way. And the use of biodiesel fuel is coming with a potential promising in the world, with a market that is growing quickly, mainly because of the environmental involved aspects.
This research concerns the choice of materials for the biodiesel production, especially coming from canola, sunflower, castor bean and soybean, in which this last one is configured as the main raw material. In addition, inside the limits of Rio Grande do Sul state, the agricultural zoning enabled the canola development, sunflower and cast | en |