RA 2 definitions

RaF2

Radium Fluoride Molar mass: 263.9968064
Found on http://www.convertunits.com/molarmass/Radium+Fluoride

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RaI2

Radium Iodide Molar mass: 479.80894
Found on http://www.convertunits.com/molarmass/Radium+Iodide

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RA-2

acronym: POEM altimeter (ESA)
Found on https://www.encyclo.co.uk/local/20002

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