Disposing of used oil - we had home made chips!

[H_Kan]

Just fashion a funnel out of foil and stick it back in the bottle, certainly good for atleast 1 reuse.

[skeggysteve]

It's very good for starting bonfires with

[JFReturns]

I reuse mine a couple of times - just filter it through a J-cloth and put back in the bottles. When you are finished, you can dispose of it at your local recycling centre.

[bazking69]

Pouring it down the sink/toilet isn't advised. Hot or cold.

Do what you'd do with used engine oil.