Couldn't resist posting this.....
linky
NTDWM
pmsl
You can't argue with this bit though
The guy who wrote the ad is talking rubbish about is not being suitable for a car as little has been changed. Looks like it's even using an aircon or power steering pump for circulating the coolant, hope it’s only been used in fresh water. Better with a diesel engine anyway.
Fresh water - in Penzance - I think not!!!!