AmC	Amorphous Component (ChemCam XRD)
APXS	Alpha Particle X-ray Spectrometer (XRF on MER, MSL rovers)
aw	Chemical activity of H2O
CCAM	ChemCam (MSL/LIBS on MSL rover)
CheMin	Chemical and Mineralogy instrument (XRD on MSL rover)
CRISM	Compact Recon Imaging Spectrometer for Mars (MRO orbiter)
OMEGA	Vis/IR Mineralogical Mapping (ESA/Mars Express orbiter)
EGA	Evolved Gas Analyzer (part of SAM on MSL rover)
GHS	Geothermal Hot Spring
GCMSGas	Chromatograph and Mass Spectrometer (Viking, MSL/SAM)
GCRGalactic	Cosmic Radiation
LAWKI	Life As We Know It (biochemically)
LIBS	Laser-Induced Breakdown Spectroscopy
MERMars	Exploration Rover (Spirit and Opportunity rovers)
MORB	Mid-Ocean Ridge Basalt
MS	Mass Spectrometer
MSL	Mars Science Laboratory (Curiosity rover)
M2020	Mars 2020 Mission (Perseverance rover)
NWA	Northwest Africa (meteorite identifier)
OoL	Origin of Life
OHV	Oceanic Hydrothermal Vent
PAT	Pond in Ambient Temperature
PIXL	Planetary Instrument for X-ray Lithochemistry (M2020 rover)
PCE	Prebiotic chemical evolution
RNAzyme	RNA enzyme (ribozyme)
SAM	Sample Analysis at Mars (GCMS, EGA on MSL rover)
THEMIS	Thermal Emission Imaging System (Odyssey orbiter)
WCL	Wet Chemistry Laboratory (instrument on Phoenix lander)
XRD	X-ray Diffraction
XRF	X-ray Fluorescence