- Hi there, what can I do for you, sir?

- I'll just need a refill please.

- Gasoline, diesel or biodiesel?

- Biodiesel, thank you.

- Ya got yourself a brand new green car,sir?

- That's right, I'm trying to minimise my impact on the environment.

-  Holy molly good golly, you're tryin' to do your bit for a better planet ain't that right, sir?

- Yes, of course.

- Permit me to congratulate you, I'm also tryin' to do my bit and it's the 'irst time I 'ave seen another ecologist.

Je te laisse faire le reste, tu peux faire des recherches sur l'écologie si tu en as besoin J’espère sincèrement que ma réponse te sera d'une bonne aide.  Bon courage à toi.