base it on the inspecting_clumped-processing.Rmd notebook take only the plots that are essential, - [ ] inspect the scans: min_47 vs. scan_datetime - [ ] initial intensities: s44_init and r44_init vs file_datetime - [ ] d13C_PDB_mean vs file_datetime - [ ] d18O_PDB_mean vs file_datetime - [ ] D47_raw_mean vs file_datetime - [ ] standard deviations? - [ ] offset corrections - [ ] ETFs