><code>time</code></font>'.  This conveniently allows your data file to dictate
axes names, units, missing values, etc.  Example:
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# Plot profile of TU81N (age-corrected tritium)
open profile.nc netCDF
read columns x="TU81N" y="z"
read \{z:_FillValue}		# assume same for all
read \{z:long_name}
read \{z:units}
read \{TU81N:long_name}
read \{TU81N:units}
close
set missing value \{z:_FillValue}
set x n