Photochemistry Achievements Here is the full list of all 8 Photochemistry achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply PhotochemistryFinish the game No Splitters?Complete 'hydrocarbon' without using splitters 8 Years LeftFinish Act 1 A Long WinterFinish Act 2 CatalystComplete all levels in Act 4 She still loves you It's in your nature Ressurection