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'Insulation' may mean:

★ Building insulation, added to buildings for comfort and energy efficiency

★ Electrical insulation, materials used to inhibit the conduction of electricity

★ Soundproofing, also known as acoustic insulation, any means of reducing the intensity of sound

★ Thermal insulation, materials used to reduce the rate of heat transfer

★ In genetics, an insulator is a regulatory sequence found between enhancers and promotors to improve the gene specificity of regulatory proteins.