viscosity-temperature chart
viscosity-temperature chart
[vi′skäs·əd·ē ′tem·prə·chər ‚chärt] (chemical engineering)
A chart with which the kinematic or Saybolt viscosity of a petroleum oil at any temperature within a limited range may be ascertained, provided viscosities at two temperatures are known.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.