Full list of all 20 Feed Me Oil achievements worth 200 gamerscore. It takes around 3-4 hours to unlock all of the achievements on Windows Phone.
Unlock new element
Collect 50 stars
Collect 100 stars
Collect 150 stars
Collect 200 stars
Collect 250 stars
Complete a level with +4 unused elements
Complete a level with +5 unused elements
Complete a level with a button without oiling it
Feed 5000ml of oil
Color 5000ml of oil
Lose 10000ml of oil
Lose 50000ml of oil
Do not use hints in 15 levels
Do not use hints in 30 levels
Find 30 original solutions
Think for 5 minutes in one level
Set the oil flowing 10 times in the same level