If you find reading plans and wood board sizes confusing or have trouble identifying the exact dimensions ... the actual dimensions of the wood. The chart below shows the actual dimensions of ...

"If somebody had just called me out of the blue first saying, 'Can you identify wood with your mass spec?' I would have said, 'No, that's crazy,' " Espinoza says. The mass spectrometer they use is ...

"If somebody had just called me out of the blue first saying, 'Can you identify wood with your mass spec?' I would have said, 'No, that's crazy,' " Espinoza says. The mass spectrometer they use is ...