Using the abv percentage, I'd figure out the cost of three ounces of straight alcohol. Then, based on the price per ounce of each type of booze, I'd figure out the cheapest ways to get the most alcohol. So the formula is... See, kids -- the stuff you're learning in math class does come up in real life.
Lignin. Definition. noun. An organic substance that acts as a binder for the cellulose fibers in certain plants adding strength and stiffness to the cell walls. Supplement. Lignin is an organic substance belonging to a group of aromatic alcohols. It is naturally produced by certain plants (especially woody plants and certain algal species).
Planetary nebula. A planetary nebula, often abbreviated as PN or plural PNe, is a kind of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from old red giant stars late in their lives.