v3.19.3.a.u2
INVENTORIES
12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
Inventories consisted of the following:
 
December 31,
 
2019
 
2018
 
(Thousands of Dollars)
Petroleum products
$
8,646

 
$
4,853

Materials and supplies
3,747

 
3,581

Total
$
12,393

 
$
8,434



We purchase petroleum products for resale. Our petroleum products consist of intermediates, gasoline, distillates and other petroleum products. Materials and supplies mainly consist of blending and additive chemicals and maintenance materials used in our pipeline and storage segments.