Cooking oil (Fallout 4)

Cooking oil is a junk item

Gameplay
A bottle of usable cooking grease for everything from making weapons to cooking edible pre-War foods.

Crafting
Cooking oil can be broken down into its individual components for use in crafting:

Locations
Sold by some vendors and found as rare loot. Some fixed locations are:
 * Three around Jamaica Plain
 * Three bottles in Vault 118.
 * Two in Vault 81.
 * Two in Layton Towers.
 * Two in Shaw High School.
 * Two in Salem's diner.
 * Two around Ticonderoga.
 * Two around Cliff's Edge Hotel.
 * Two in Harbor Grand Hotel.
 * One in the Yangtze.
 * One in Fort Hagen's mess hall.
 * One in the kitchen of Sandy Coves Convalescent Home.
 * One inside Drumlin Diner, just east of Reeb Marina.
 * One in the center of Easy City Downs in a shed with other cooking items.
 * One inside Codman residence.