Most palladium today comes from Russia, which has proved to be an unreliable supplier.

But vandalism, broken machines and an unreliable supplier led to their removal, she said.

Among other problems, he said, if Portsmouth is closed and the Russians prove to be an unreliable supplier, the Paducah plant would not have sufficient capacity to provide for the American nuclear industry.

But developing nations increasingly see it as a unreliable supplier because of its economic woes, the report says.

The United States, with its ready use of sanctions, is seen as an unreliable supplier.

Business leaders have long argued that economic sanctions rarely produce changes in foreign governments and instead often taints American corporations as unreliable suppliers.

Moreover, the industry is beginning to lose the industrial image that it once had of a strike-torn and unreliable supplier.

Unless other provisions can be made, very soon we will be forced to rely on foreign, unreliable and not necessarily friendly suppliers, for example, the Russian Federation.

Decreasing the use of fossil fuels means less dependence on unreliable suppliers.

In the mid-1980's, OPEC encouraged the perception that the Soviet Union was soon to become an unreliable supplier.