Answer is: glycerol. Glycerol (1,2,3-Propanetriol, glycerine<span> or </span>glycerin<span>) is a simple </span>polyol compound with formula (OH-CH₂-CH(OH)-CH₂OH or C₃H₈O₃). The glycerine <span>backbone is found in all </span>lipids<span> known as </span>triglycerides (ester<span> derived from </span>glycerol<span> and three </span>fatty acids<span>)</span>. Glycerol is soluble in water hygroscopic.
When a wave is moving from gamma rays to radio waves, this means that the frequency is decreasing whereas the wavelength is increasing in value.Thank you for your question. Please don't hesitate to ask in Brainly your queries.