diff --git a/web/run.py b/web/run.py
index 0f537f0..8384eff 100755
--- a/web/run.py
+++ b/web/run.py
@@ -288,32 +288,38 @@ PARAMETERS = {
     'pdyn': {
         'slug': 'pdyn',
         'name': 'Dyn. Pressure',
-        'unit': 'nPa',
+        'title': 'The dynamic pressure.',
+        'units': 'nPa',
     },
     'vlen': {
         'slug': 'vlen',
         'name': 'Velocity',
-        'unit': 'km/s',
+        'title': 'The velocity of the particles.',
+        'units': 'km/s',
     },
     'magn': {
         'slug': 'magn',
         'name': 'Magnetism',
-        'unit': 'nT',
+        'title': 'B Tangential.',
+        'units': 'nT',
     },
     'temp': {
         'slug': 'temp',
         'name': 'Temperature',
-        'unit': 'K',
+        'title': 'The absolute temperature.',
+        'units': 'K',
     },
     'dens': {
         'slug': 'dens',
         'name': 'Density',
-        'unit': 'cm^-3',
+        'title': 'The density N.',
+        'units': 'cm^-3',
     },
     'angl': {
         'slug': 'angl',
         'name': 'Angle T-S-E',
-        'unit': 'deg',
+        'title': 'Angle Target-Sun-Earth.',
+        'units': 'deg',
     },
 }
 
@@ -613,7 +619,7 @@ def download_targets_netcdf(targets, params, started_at, stopped_at):
     targets: string list of targets' slugs, separated by `-`.
     params: string list of targets' parameters, separated by `-`.
     """
-    separator = '-'
+    separator = '-'  # /!\ this char should never be in slugs
     targets = targets.split(separator)
     targets.sort()
     targets_configs = []
@@ -682,7 +688,7 @@ def download_targets_netcdf(targets, params, started_at, stopped_at):
                 for param in params:
                     indices.append(available_params.index(param))
                     nc_var = nc_group.createVariable(param, 'f8', (dimension,))
-                    nc_var.units = PARAMETERS[param]['unit']
+                    nc_var.units = PARAMETERS[param]['units']
                     nc_vars.append(nc_var)
                 for i, nc_var in enumerate(nc_vars):
                     index = indices[i]
--
libgit2 0.21.2