SEGMENT INFORMATION AND MAJOR CUSTOMERS (Tables)

6 Months Ended

Jun. 30, 2018

Segment information for the three months ended June 30, 2018 and 2017 is as follows:

2018	Industrial			Environmental		Solid
	Cleaning			Solutions		Waste			Corporate			Total

Revenue	$	796,800		$	1,543,700	$	88,000		$	—		$	2,428,500
Depreciation and amortization (1)		58,000			32,700		9,800			20,500			121,000
Interest expense		11,900			2,400		—			599,500			613,800
Stock-based compensation		—			—		—			35,500			35,500
Net income (loss)		(232,300	)		336,800		(9,000	)		(1,126,600	)		(1,031,100	)
Capital expenditures (cash and noncash)		—			—		—			—			—
Total assets	$	1,086,800		$	1,410,900	$	520,800		$	1,161,000		$	4,179,500

2017	Industrial			Environmental		Solid
	Cleaning (2)			Solutions		Waste			Corporate			Total (3)

Revenue	$	555,500		$	1,862,500	$	74,500		$	—		$	2,492,500
Depreciation and amortization (1)		87,000			75,700		42,400			24,500			229,600
Interest expense		6,100			4,200		—			519,300			529,600
Stock-based compensation		—			—		—			39,800			39,800
Net income (loss)		(445,900	)		243,000		(87,600	)		(1,169,600	)		(1,460,100	)
Capital expenditures (cash and noncash)		60,400			—		—			—			60,400
Total assets	$	1,046,600		$	1,678,400	$	1,758,700		$	558,400		$	5,042,100

Segment information for the six months ended June 30, 2018 and 2017 is as follows:

2018	Industrial			Environmental		Solid
	Cleaning			Solutions		Waste			Corporate			Total

Revenue	$	1,720,000		$	2,419,300	$	185,300		$	—		$	4,324,600
Depreciation and amortization (1)		134,200			77,100		29,100			41,300			281,700
Interest expense		27,100			5,000		—			947,500			979,600
Stock-based compensation		—			—		—			71,000			71,000
Net income (loss)		(309,800	)		457,500		(45,200	)		(1,880,900	)		(1,778,400	)
Capital expenditures (cash and noncash)		—			—		—			—			—
Total assets	$	1,086,800		$	1,410,900	$	520,800		$	1,161,000		$	4,179,500

2017	Industrial			Environmental		Solid
	Cleaning (2)			Solutions		Waste			Corporate			Total (3)

Revenue	$	1,390,000		$	3,551,500	$	143,900		$	—		$	5,085,400
Depreciation and amortization (1)		169,900			116,400		75,200			47,200			408,700
Interest expense		12,400			9,000		100			935,000			956,500
Stock-based compensation		—			—		—			56,800			56,800
Net income (loss)		(469,200	)		460,400		(198,900	)		(2,027,100	)		(2,234,800	)
Capital expenditures (cash and noncash)		60,400			1,300		—			—			61,700
Total assets	$	1,046,600		$	1,678,400	$	1,758,700		$	558,400		$	5,042,100

(1)

Includes depreciation of property, equipment and leasehold improvement and amortization of intangibles.

(2)

Includes mobile rail car cleaning and excludes locations classified as discontinued operations.

(3)

Excludes discontinued operations.