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.
Collect 250 stars
Collect 200 stars
Unlock new element
Collect 150 stars
Collect 100 stars
Do not use hints in 30 levels
Find 30 original solutions
Lose 50000ml of oil
Feed 5000ml of oil
Color 5000ml of oil
Complete a level with +5 unused elements
Complete a level with +4 unused elements
Collect 50 stars
Do not use hints in 15 levels
Complete a level with a button without oiling it
Think for 5 minutes in one level
Lose 10000ml of oil
Set the oil flowing 10 times in the same level