Sure they are. Bio fuels are better than fossil fuels because they do not produce any harmful smoke or gases. They are also obtained from nature. Fossil fuels are obtained from the extracts of animals and other organisms fuels produces toxic gases while burning.They may be harmful to us.io fuels are better than fossil fuels in many ways. Although, they are probably not as powerful, bio fuels are renewable compared to the limited resource of fossil fuels.
Probably the most publicized health benefit of broccoli is its possible ability to help prevent cancer. Broccoli is a cruciferous vegetable, and all vegetables in this group may be protective against some stomach and intestinal cancers, Jarzabkowski said.
The sulforaphane from broccoli plays a role in activating more than 200 different genes. And you don't have to consume a truckload of broccoli to reap its benefits. In fact, a 2008 study published in PLoS One found that just four servings of broccoli per week could protect men from prostate cancer.