if (volume)
show_milli(f, " size='", volume, " l", "'");
show_pressure(f, cylinder->type.workingpressure, " workpressure='", "'");
- if (description)
+ if (description && *description)
fprintf(f, " description='%s'", description);
show_pressure(f, cylinder->start, " start='", "'");
show_pressure(f, cylinder->end, " end='", "'");