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Business Segmentation and Geographical Distribution (Tables)
9 Months Ended
Sep. 30, 2023
Segment Reporting [Abstract]  
The revenues, by category, for the three and nine months ended September 30, 2023 and 2022 are as follows:

Our operations comprise a single business segment and all of our long-lived assets are located within the United States. We categorize our revenue stream into three main product categories, Personal Care Ingredients, Advanced Materials and Solésence. The revenues, by category, for the three and nine months ended September 30, 2023 and 2022 are as follows:

 

   Three months ended September 30,   Nine months ended September 30, 
Product Category  2023   2022   2023   2022 
Solésence  $5,016   $5,932   $17,839   $18,591 
Personal Care Ingredients   2,364    2,903    8,944    8,589 
Advanced Materials   578    843    2,503    1,876 
Total Sales  $7,958   $9,678   $29,286   $29,056