Resources Buildings

The list of all buildings that are related to resources:
 * Air Harvester
 * Fire Harvester
 * Water Harvester
 * Earth Harvester
 * Air Mill
 * Fire Mill
 * Water Mill
 * Earth Mill
 * Warehouse
 * Advanced Warehouse
 * Air Essence Chamber
 * Fire Essence Chamber
 * Water Essence Chamber
 * Earth Essence Chamber