Beer sitting out in a garage for 1 year it has a couple white patches on top can I drink it still?

If I wash the white stuff off the top or:If I wash the white stuff off the topor:If the can has not swelled, it's safe to drink. Not likely good, but

If I wash the white stuff off the top

or:If I wash the white stuff off the top


or:If the can has not swelled, it's safe to drink. Not likely good, but safe.

Tags:white,stuff,years,