claim: Benjamin Franklin was an author.
evidence: Stearin -LSB- ˈstɪərᵻn -RSB- , or tristearin , or glyceryl tristearate is a triglyceride derived from three units of stearic acid .. triglyceride. triglyceride. stearic acid. stearic acid. Most triglycerides are derived from at least two and more commonly three different fatty acids .. Like other triglycerides , stearin can crystallise in three polymorphs .. polymorphs. Polymorphism ( materials science ). For stearin , these melt at 54 -LRB- α-form -RRB- , 65 , and -LRB- β-form -RRB- .