Whats more efficient making your own biodiesel (ie:extreme biodiesel) or converting to a grease car?

I watched a video on making your own biofuel and I’ve seen video’s in the past about turning your car into a dual fuel car that runs off of diesel and then can be switch to run off of vegetable oil while running. Which is the better route to go?

can someone please give me a website for making biofuel that isn’t linked to a car company or a oil company?

I am interested in making fuel from food scraps, but all the sites I have found, are affiliated with , car manufacturers or oil companies, is there a site , that will not give me all this properganda created by them or the government

Is Making Homemade Biofuel Easy?

Making homemade biofuel is not as easy as some of the videos would have you believe. There are many factors in the process of creating homemade biofuel that will determine how well it runs in your engine. It also depends on the kind of diesel you own, whether or not the fuel will run smoothly [...]

Is there a way of making biofuel for an unleaded vehicle engine?

By using cooking oil is there a way to convert it into fuel for those vehicle which run on unleaded fuel?