I`ll throw a couple more in
Tampax
Dry grass or straw rubbed and fluffed up
King Alfred or crampball fungus
Dry bracken
clematis
the list goes on
Oops trod on your thread there aplah-centaur
Theoretically? Practically, more like! It only takes a bit of practice.
<snip>
The theoretically bit is because I haven't suceeded in lighting one yet.
Now I need to try again
Just because nobody else has mentioned it cotton-wool in vaseline (petroleum jelly).
Pothunter.