Just what is a Demijohn?


Hint 1 of 5:
A bottle,  like a wine bottle.

Hint 2 of 5:
You need to open it.

Hint 3 of 5:
Have you seen anything that might help you get a better grip on it?

Hint 4 of 5:
If you haven't look around. It is close by.

Hint 5 of 5:
You need the gloves.