But now you know sparky!
A wee bit of research would have sorted you out earlier. I've looked into this previously myself and within 10 minutes of googling I had my answers. And ended up using a dash of vodka instead.
Fine, I've worked with steam boilers and water production plants in various capacities so I have previous and know the difference twixt both types. But I still had a wee swatch around to reconfirm my terrible memory.
And, aye, add your flavouring to the AG fae lubrisole, add nic if needed and off you pop. Well after letting ripen/blend/mix for a few days.