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INVENTORIES AND SUPPLIES
6 Months Ended
Jun. 30, 2017
Inventory Disclosure [Abstract]  
INVENTORIES AND SUPPLIES
INVENTORIES AND SUPPLIES
Inventories and supplies consisted of the following (in thousands):
 
June 30, 2017
 
December 31, 2016
Oil and oil products
$
57,554

 
$
52,158

Supplies and drums
92,995

 
90,610

Solvent and solutions
8,575

 
8,566

Modular camp accommodations
2,699

 
15,255

Other
10,717

 
11,839

Total inventories and supplies
$
172,540

 
$
178,428


As of June 30, 2017 and December 31, 2016, other inventories consisted primarily of cleaning fluids, such as absorbents and wipers, and automotive fluids, such as windshield washer fluid and antifreeze. During the second quarter of 2017, $12.6 million of modular camp accommodations inventory was transferred to and included as camp equipment within the Company's property, plant and equipment amount as such assets will be utilized in the Company's ongoing camp and lodging operations.