Le tuyau 
se fabrique à la ferblanterie et à la métallurgie.
Fabrication
->
+
=
1 tuyau
en 1 h
en 1 h
->
+
=
10 tuyaux
en 1 h
en 1 h
->
1 tuyau
+
=
->
10 tuyaux
+
=
->
20 tuyaux
+
=
->
150 tuyaux
+
=
->
1 tuyau
+
=
->
10 tuyaux
+
=
->
5 tuyaux
+
=
->
5 tuyaux
+
=
->
5 tuyaux
+
=
->
5 tuyaux
+
=
->
5 tuyaux
+
=
->
3 tuyaux
+
=
->
10 tuyaux
+
=
->
4 tuyaux
+
=
->
15 tuyaux
+
=
