| 摘要 |
<p>Embodiments of the invention described herein increase the amount of cetane in fuel. Cetane improvers comprising β-carotene, which was prepared in an inert atmosphere, as well as, methods of preparing such compositions are described. A preferred composition is a No. 2 diesel fuel comprising a cetane improver, which comprises a β-carotene that was prepared in an inert atmosphere.</p> |
