Clean, measure and save frying oil

Yes, I want to know my personal savings!
Save 40% – 60% on frying oil! Every week, again and again.
Example:
25 liters per week x € 2.50 = € 3,250 per year
→ Savings of 40% – 60% = € 1,300 to € 1,950 per year
This machine pays for itself.