State Sen. Loni Hancock, D-Berkeley, observes the reaction of a mixture she helped prepare with glycerin and potassium permanganate, as she was recognized as an honorary state scientist in 2010 at State Scientist Day on the west steps of the Capitol.
State Sen. Loni Hancock, D-Berkeley, observes the reaction of a mixture she helped prepare with glycerin and potassium permanganate, as she was recognized as an honorary state scientist in 2010 at State Scientist Day on the west steps of the Capitol. Hector Amezcua Sacramento Bee file
State Sen. Loni Hancock, D-Berkeley, observes the reaction of a mixture she helped prepare with glycerin and potassium permanganate, as she was recognized as an honorary state scientist in 2010 at State Scientist Day on the west steps of the Capitol. Hector Amezcua Sacramento Bee file

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