Note 6 - Property, Plant and Equipment, Net

3 Months Ended

Mar. 31, 2019

Notes to Financial Statements

Property, Plant and Equipment Disclosure [Text Block]

6.

  PROPERTY, PLANT AND EQUIPMENT, NET

Property, plant and equipment are recorded at cost and depreciated over their useful lives. Maintenance and repair costs are expenses as incurred. Property, plant and equipment are as follows:

	March 3 1 , 201 9		December 31, 201 8
Land	$	257,205	$	257,205
Buildings and improvements		1,816,376		1,709,165
Machinery & equipment		13,560,114		13,343,879
Total property, plant & equipment		15,633,695		15,310,248
Less: accumulated depreciation		2,406,734		2,006,133
Property plant & equipment, net	$	13,226,961	$	13,304,115

Depreciation expense was

$400,601

 and

$139,746

for the

three

months ended

March 31, 2019

and

2018,

respectively.