deletions | additions       diff --git a/h2co_lowdens.tex b/h2co_lowdens.tex  index f73e1e6..e56ed8e 100644  --- a/h2co_lowdens.tex  +++ b/h2co_lowdens.tex 
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by a factor of 9 so the smaller lines can be seen.  }{fig:w49fullspec}{1}  We focus on the ``foreground'' lines at $\sim40\kms$ $\sim40 \kms$  and $\sim65\kms$, $\sim65 \kms$,  since they are not associated with the extremely massive W49 region. It is difficult  to assess the level of star formation within these clouds, since they lie  directly along the line of sight to W49, but additional \formaldehyde spectra