You know you have been playing DAYZ for too long, when you see an empty water bottle while walking your dog in RL, and your first instinct is “YES!! A water bottle!!
Water - DayZ Wiki
OLD) DAYZ PS4 & Xbox: How To Empty Water Bottles & Canteens & Why It's ESSENTIAL To Do So! - YouTube
Lazy Dayz Jumbo Drink Bottle 1Litre | Harvey Norman