Reuters: California state legislators on Tuesday told regulators and oil industry lobbyists they wanted more information about the use of acid to increase flows in wells in a technique that is used more often in the state than the controversial fracking method. California's century-old oil sector has come in for greater scrutiny as companies make early attempts to tap the Monterey shale, a deep formation that holds an estimated 15 billion barrels of oil - twice that of North Dakota's widely publicized Bakken...