Gatherers

Gatherers are buildings, as it can be guessed by their name, gathering resources. They produce industrial Raw Resources directly from the map resources deposits.

There are multiple Raw Resources that can be harvested that way, by various buildings.
 * Water Pump
 * Fisherman Dock
 * Sand Collector
 * Iron Mine
 * Coal Mine
 * Oil Drill
 * Gas Pump
 * Lumber Yard