The following tables lay out and discuss the basic grades of commissioned military rank. This does not include non-commissioned officers, like sergeants and naval petty officers. Nor does it go very deep into military history. The interest is mainly in the logical system and how this has ...
In the late afternoon of December 29, 2008, Sheri Sangji, a 23-year-old technician working in Professor Patrick Harran’s laboratory at the University of California Los Angeles (UCLA), was transferring T-butyllithium from one sealed container to another. The chemical spilled from the syringe an...