Research

Research is required to unlock new Technologies in the Library. There are four types of research - Green, Red, Blue and Purple - which are converted into research from Ancient Technology deposits by the Explorer's Hut.

Green Research.png Green Research
 The first level of Research. Used in unlocking the following Technologies
 * Warehouse
 * Elevator
 * Repair
 * Gardening
 * Mining
 * Metalwork
 * Bridge
 * School
 * Cooking
 * Fountains
 * Glasswork
 * Oil Power
 * Steel
 * Farming
 * Irrigation
 * Lighting
 * Music
 * Apartments
 * Meeting Square
 * Clean Power
 * Shielding
 * Protective Clothing
 * Whale Charming
 * Filtering

Red Research.png Red Research
 The second level of Research. Used in unlocking the following Technologies
 * Shipping
 * Pollution Cleaner
 * Power
 * House
 * Cooking
 * Fountains
 * Glasswork
 * Fuel
 * Clothing
 * Oil Power
 * Steel
 * Baking
 * Music
 * Museum
 * Training Ground
 * Salt Removal
 * Meeting Square
 * Tinkering
 * Automation
 * Clean Power
 * Space Elevator
 * Laser
 * Battery Power
 * Shielding
 * Whale Charming
 * Electronics

Blue Research.png Blue Research
 The third level of Research. Used in unlocking the following Technologies
 * Baking
 * Farming
 * Irrigation
 * Lighting
 * Music
 * Apartments
 * Museum
 * Training Ground
 * Salt Removal
 * Spaceflight
 * Meeting Square
 * Tinkering
 * Automation
 * Clean Power
 * Space Elevator
 * Shielding
 * Whale Charming

Purple Research.png Purple Research
 The fourth and final level of Research. Used in unlocking the following Technologies
 * Laser
 * Battery Power
 * Shielding
 * Protective Clothing
 * Whale Charming
 * Electronics
 * Filtering