...which became, substantially unchanged. Public Law 91-604, before the Senate, Senator Muskie stated, "Our responsibility is to establish what the public...interest requires to protect the health of persons." 3 Senator Spong stated, "Under the pending bill the Secretary [now Administrator] would set standards...

...which became, substantially unchanged, Public Law 91-604, before the Senate, Senator Muskie stated, "Our responsibility is to establish what the public...interest requires to protect the health of persons." " Senator Spong stated, "Under the pending bill the Secretary [now Administrator] would set standards...

...which became, substantially unchanged, Public Law 91-604, before the Senate, Senator Muskie stated, "Our responsibility is to establish what the public...interest requires to protect the health of persons." 3 Senator Spong stated, "Under the pending bill the Secretary [now Administrator] would set standards...

...solving their problems. Speaking as the Senate began consideration of the proposal, Muskie replied, "The first responsibility of Congress is not the making of technological or economic judgments—or even to be limited by what is or appears to be technologically or economically feasible....

...within the specified time. As Senator Muskie, manager of the Senate bill, explained to his chamber: " 'The first responsibility of Congress is not the making...requires to protect the health of persons. This may 246 Opinion of the Court mean that people and industries will be asked to do what seems to be impossible...