Frozen windscreen washers.

[JWL]

How do you know?

After numerous years at an Agricutural College in the Midlands and many years in YFC it's amazing what things you come across

 

[JeepJeep]

Vodkas good aswell.. Polish Lad I worked with used to have his dad send some over at xmas that he'd made in his shed.. He gave me a couple bottles and it was like petrol... foul stuff. That would of been Winter 2010 when it was -12 for a couple of weeks.

 

[Kidds]

I just use the fusel oil stuff out of my still, gets the window very clean and saves me being tempted to drink it in a weak moment.
Everyone needs a still

Good idea, I have a demijohn full in my cupboard that I use to light the BBQ sometimes.

 

[Kiwi Pete]

Good idea, I have a demijohn full in my cupboard that I use to light the BBQ sometimes.

It is very handy stuff.
Weedkiller, window cleaner, contact cleaner, parts cleaner (now I've quit the smokes) for a byproduct of a hobby....
Also spectacular for lighting bonfires

 

[Kidds]

Also very illegal in UK.