Setting aside some type of resource for a time when you feel it will be needed. Hiding something; what’s getting locked away in that can?
Alchemical: Canning as an art mythologically owes some of its beginnings to Hermes Trismegistus, a legendary author of alchemical doctrines sometime in the first three centuries C.E. (e.g., Hermetic seals), and the god of communication.
The implied symbolism here is that something is “bottled up” or “airtight,” often pertaining to discourse.... The Language of Dreams
To see or use a scanner in your dream represents your lack of originality and tendency to copy other’s ideas and/or beliefs. You need to start thinking things through for yourself. Alternatively, this dream could indicate a desire to share some idea with others.... My Dream Interpretation