Annual report pursuant to Section 13 and 15(d)

INVENTORIES (Tables)

v3.22.0.1
INVENTORIES (Tables)
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories include the following at December 31:
2021 2020
(thousands of dollars)
Raw material $ 2,348  $ 2,580 
Work in process 212  138 
Finished products 18,574  10,227 
Total inventory $ 21,134  $ 12,945