UNIVERSE - the collection of energy in space. MATTER - which resembles everything around you like atoms and compounds. ENERGY - which can be converted, but not created or destroyed. Here, about the Mother of Universe Matter Astronomer Vera Rubin changed the way we think of the universe by showing that galaxies are mostly Dark Matter
The popular fast food company Mc Donald's, uses diesel trucks for supply delivery purpose. Yeah, the diesel engines can run in recycled cooking oil and Jatropha seed oil... All Mc Donald's delivery truck in the UK have been running on used cooking oilfrom their Restaurants since 2007. Is that why they smell like fried when you drive behind them..?