lvciszh

...

Water--Softening

ComplexSubject sh85145509 · TD372, TD466, TP263, TT998 · id.loc.gov

Scope Notes

Works dealing with the treatment of water used in steam-boilers are entered under the heading [Feed-water purification.]

Used for

  • Softening of water
  • Water softening

Broader Terms (2)

Related Terms (1)

Hierarchy

Broader groupings: