We cannot effectively clean nonpolar substances from our hands or clothing with water alone;we must add soap or detergent.The structure of a typical soap molecule is shown below.Which region of this molecule would dissolve in a nonpolar substance such as grease? 
Definitions:
Pustules
Small, inflamed, pus-filled lesions on the skin, indicative of an infection or inflammation, often seen in conditions like acne.
Lindane
An organochlorine chemical used in medications and insecticides, often for treating lice and scabies, but concerns exist about its safety.
Blunt Tweezers
Tweezers with rounded, non-sharp tips used for handling delicate objects or substances without causing damage.
Diabetes Mellitus
A chronic disease characterized by high levels of sugar (glucose) in the blood.
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