First major gas detections by Curiosity SAM

First major gas detections by Curiosity SAM
First major gas detections by Curiosity SAM This plot of data from NASA's Mars rover Curiosity shows the variety of gases that were released from sand grains upon heating in the Sample Analysis at Mars instrument, or SAM. The gases detected were released from fine-grained material, and include water vapor, carbon dioxide, oxygen, and sulfur dioxide. NASA / JPL / GSFC

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