SEGMENT INFORMATION AND MAJOR CUSTOMERS (Tables)

6 Months Ended

Jun. 30, 2019

Segment information for the three and six months ended June 30, 2019 and 2018 is as follows:

Three Months ended

2019	Industrial			Environmental		Solid
	Cleaning			Solutions		Waste			Corporate			Total
Revenue	$	505,200		$	890,600	$	65,300		$	—		$	1,461,100
Depreciation and amortization (1)		37,800			10,500		10,800			22,900			82,000
Interest expense		9,500			1,800		—			101,100			112,400
Stock-based compensation		—			—		—			400			400
Net income (loss)		(478,200	)		139,100		(84,900	)		(527,800	)		(951,800	)
Capital expenditures (cash and noncash)		6,900			—		—			42,700			49,600
Total assets	$	665,000		$	1,143,400	$	344,200		$	864,900		$	3,017,500

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

Six Months ended

2019	Industrial			Environmental		Solid
	Cleaning			Solutions		Waste			Corporate			Total
Revenue	$	725,400		$	1,980,700	$	147,400		$	—		$	2,853,500
Depreciation and amortization (1)		88,700			23,900		38,600			43,200			194,400
Interest expense		20,200			3,700		1,600			236,700			262,200
Stock-based compensation		—			—		—			900			900
Net income (loss)		(791,400	)		359,100		(146,400	)		(923,700	)		(1,502,400	)
Capital expenditures (cash and noncash)		6,900			—		—			57,600			64,500
Total assets	$	665,000		$	1,143,400	$	344,200		$	864,900		$	3,017,500

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

(1)

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