Without insulation the object would be completely useless
An insulation material is one which separates one region from another. Common uses would be electrical insulation, thermal insulation, and acoustic insulation.
Rock wool is used for lost insulation It could also be used for sound insulation
electrician
Insulation from heat/cold/concussive shock & also drinking cups, floatation devices & insulation.
A house uses insulation to keep you warm in the winter. Insulation is also used in carpet to keep your floors warm.
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Insulation, clothing, cleaning up oil spills
Needlework, insulation and manufacture of fabric.
Normally one uses fiberglass bats with paper backing.
Insulation has two uses. The primary use being to keep your house warm. The second is for noise reduction.
Q: What is a substance that protects a house from inclement weather? A: Precipitation insulation
"Coleman sleeping bags have the exclusive Coletherm insulation - a synthetic material with hollow fibre which trap greater amounts of warm air from your body heat and uses them to keep you warm." From the web site...