The Noees said no to everything Unless it was proven and tested.
Virgin Galactic chief executive George Whitesides said this was the first time the rocket had been flown using a new fuel formulation: "It had been proven and tested on the ground many times".
"Even if we commercialize a lithium-air battery, it's going to take a long time before you see battery packs that are large enough and proven and tested enough that you would start thinking about transportation," Visco said.
A focus group is considered a proven and tested technique to obtain the perception of a group of selected people on a defined area of interest (Lethbridge et al. [2005]).
"We knew we would have to be proven and tested," Stark said.
The project implementation will address efficient rice production systems for Africa, supported through the promotion and adoption of best practices and up scaling of proven and tested technologies.
Thus, an information campaign (maybe even featuring a well-known role model) may be considered a promising, proven and tested "solution" in political terms.
For instance, individuals who might be early adopters of proven and tested prevention strategies can often gain access to these strategies only through institutions such as schools or state agencies.
This is one component of a broader testing program being rolled out by AAA Northern California, Nevada and Utah, which also includes a previously announced partnership with GoMentum Station, the autonomous vehicle proving ground and testing facility in Walnut Creek, California.
If we need bigger rocket engines, Boeing's RS-68 behemoth is always available, flight proven and flight tested aboard the Delta IV commercial launchers.
This suggestion has to be, however, proved and carefully tested.
