crazymom3 profile image 80

Why can't we use grass to run our cars?

some people say we can make gas out of grass, grass grows so easily, so if it's true why don't we use it as our fuel source


sort by best latest

lime light power profile image60

Best Answer lime light power says

You can help the HubPages community highlight top quality content by ranking this answer up or down.

5 years ago
 |  Comment