Polar animals are either covered in winter coats of fur â which traps warm air close to the body â or else large quantities of fat, sometimes inches thick. Fat does not transfer heat very well, so it keeps it inside the body. Humans, with naked skin and relatively little fat, just arenât built for these environments.
Essentially, TRu is an expression of contentment, satisfaction, goodness, approval, and/or of course, agreement. It is generally enunciated in a deep, low voice, with a slightly increasing pitch, and the vowel sound of u is elongated without the diphthong.
Tel-Tru Surface Thermometers are designed to measure surface temperatures on a wide variety of surfaces and are available in several configurations. Surface Thermometers that Tel-Tru offers include: 1  Dual Magnet Thermometers: Specifically designed to be used on horizontal or ferrous non-horizontal surfaces.el-Tru Surface Thermometers are designed to measure surface temperatures on a wide variety of surfaces and are available in several configurations. Surface Thermometers that Tel-Tru offers include: 1  Dual Magnet Thermometers: Specifically designed to be used on horizontal or ferrous non-horizontal surfaces.