That depends on which quest you need the oil can for. You need an oil can for 3 different quests, and you get it differently in each one of them. So there is no way I can answer your question with only the information you have given. But I will put a link in the "related link" section that will take you to a site where you can look up the quest you need it for, and it will tell you exactly where to find it.
CAndles, torches, candle lanterns, oil lanturns,
No.
yes, it is.
www.runescape.com
Treasure Trails - Rune Scape Guides can be found at webpages like Rune Scape, Rune HQ, and Rune Scape Services and all explain how an individual can carry a clue scroll in the game.
The price constantly changes.
Rune Wiki, its different each time.
Buy them.
Possibly
NO
from the ge
no