View source for Stone Refinery Upgrade (Tech)

{{Version|version number = 0.98.36}}
{{Research|name = Stone Refinery Upgrade|estimated_time = 5 Hours|level = 3|costs = 4 [[Book]]s|requirements = [[Powered Stone Refinery (Tech)|Powered Stone Refinery]]|new_building(s) = [[Stone Processor|Stone Processor III]]|new_research =[[Hybrid Stone Mine (Tech)|Hybrid Stone Mine]], Stone Refinery 2 |repeats = |time_mult = }}{{Research|name = Stone Refinery Upgrade 2|estimated_time = 6 Hours|level = 4|costs = 5 [[Book]]s|requirements = [[Powered Stone Refinery (Tech)|Powered Stone Refinery]], Stone Refinery Upgrade|new_building(s) = [[Stone Processor|Stone Processor IV]]|new_research =Stone Refinery Upgrade 3 |repeats = |time_mult = }}{{Research|name = Stone Refinery Upgrade 3|estimated_time = 6 Hours|level = 4|costs = 6 [[Book]]s|requirements = [[Powered Stone Refinery (Tech)|Powered Stone Refinery]], Stone Refinery Upgrade 2|new_building(s) = [[Stone Processor|Stone Processor V]]|new_research = |repeats = |time_mult = }}{{Quote|The Stone Processor requires too much manpower, we need to improve the design so we can get more output with less workers.|In-game description}}
'''Stone Refinery Upgrade''' is [[Industry Tech]] which unlocks some improved versions of the [[Stone Processor]]. 

Players who create a lot of [[Building Materials]], either for construction or trade, should consider doing this research for their outposts.[[Category:Technology]]