Blood sac (Fallout 4)

A blood sac is a junk item in Fallout 4.

Gameplay
The blood sac (not to be confused with the blood pack) is the severed abdomen of a bloodbug, filled to bursting with blood drained from the bloodbug's latest prey. It is a source of antiseptic and fiberglass.

Crafting
The blood sac can be broken down into its individual components for use in crafting:

It is also used in crafting Skeeto Spit at a chemistry station.

Locations

 * Rarely dropped by Super Mutants.
 * Potentially found in meat bags.
 * One can be found on a table at the Glowing Grove.