Quote Originally Posted by rebel.ranter
That Ad Blue, how much per mile does it use I wonder? How much does it cost? Another thing to go wrong or at least factor in when calculating the costs of diesel car running versus petrol.

Net Nitrate Net Urea! Anyone remember that from the ads on TV in the old days, especially around All Ireland Final. Completely OT but it was alway hilarious the ads for tractors, combines, etc.
It costs a pittance, its urea! Peeing in your tank would help