====== How do I destroy a building ? ======
 

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You want to destroy a building that does not fit anymore in your development strategy ? Nothing more easy. 
Here's, for instance, how you need to proceed to destroy a level 22 selenium mine, taking it down to level 21 :

{{:détruire_batiment.jpg |}}Select the "destroy" button. The operation will cost you 743k of rhenium and 371k of selenium to destroy level 22. The destruction will take 2hours 20 minutes  and 26 secodnds.{{ :détruire_batiment_2.jpg|}}

**<color #FF0000>ATTENTION</color>** : You will loose the amount of point the building has given you.