tankage

1. 1. The act or process of putting or storing in a tank.
   2. The amount that a tank can hold.
   3. A fee for tank storage.
2. Animal residues that remain after rendering fat in a slaughterhouse, used for fertilizer or feed.

Residue from slaughterhouse excluding all the useful tissues; fertilizer or animal feed.

Made from heat-digested animal abattoir residues without gut contents, hide, horn, hoof. Concentrated and dried and possessing a high biological value protein content of 60%. See also meat meal.

Slaughterhouse wastes used for fertilizers.

The noun has 3 meanings:

Meaning #1: the quantity contained in (or the capacity of) a tank or tanks

Meaning #2: the charge for storing something in tanks

Meaning #3: the act of storing in tanks