Bill Nelson: “And what's your time table for replacing the older technology with the new?”

We can warn that there is likely to be a wildfire in a particular forest.

that would mean 25 percent less fuel, which is a good thing for the airlines, but might also be a good thing in the overall energy policy of the country.

Let me define the problem and give you the background.

It is the research and development that allows this country to move forward.