wasteful — given to or characterized by useless consumption or expenditure: wasteful methods; a wasteful way of life.
frugal — economical in use or expenditure; prudently saving or sparing; not wasteful: What your office needs is a frugal manager who can save you money without resorting to painful cutbacks. Synonyms: thrifty, chary, provident, careful, prudent, penny-wise, scrimping; miserly, Scotch, penny-pinching. Antonyms: wasteful, extravagant, spendthrift, prodigal, profligate.
penny-wise — greatly concerned with saving small sums of money
niggardly — reluctant to give or spend; stingy; miserly.
stewardship — the position and duties of a steward, a person who acts as the surrogate of another or others, especially by managing property, financial affairs, an estate, etc.
canning — the process or business of sealing food in cans or tins to preserve it
conservancy — Conservancy is used in the names of organizations that work to preserve and protect the environment.
refrigeration — the act or process of refrigerating.
sustentation — maintenance in being or activity; the sustaining of life through vital processes.
conservation — Conservation is saving and protecting the environment.
tinning — Chemistry. a low-melting, malleable, ductile metallic element nearly approaching silver in color and luster: used in plating and in making alloys, tinfoil, and soft solders. Symbol: Sn; atomic weight: 118.69; atomic number: 50; specific gravity: 7.31 at 20°C.
