SEGMENT REPORTING (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information
Total revenues	$ 28,974,471	$ 16,249,312	$ 84,823,476	$ 30,460,606
Cost of revenues (exclusive of depreciation and amortization shown separately below)	28,061,498	15,324,914	79,319,678	28,598,874
Depreciation and amortization attributable to costs of revenues	126,795	115,562	358,905	327,672
Gross profit	786,178	808,836	5,144,893	1,534,060
Selling, general and administrative expenses	4,944,719	1,832,067	12,111,951	6,044,050
Depreciation and amortization attributable to operating expenses	26,916	28,002	80,748	48,118
Loss from operations	(4,185,457)	(1,051,233)	(7,047,806)	(4,558,108)
Pygas
Segment Reporting Information
Total revenues	3,736,534	1,184,434	10,570,907	4,815,040
Industrial fuel
Segment Reporting Information
Total revenues	417,096	82,644	1,138,311	135,396
Distillates
Segment Reporting Information
Total revenues	20,418,760	12,234,673	55,973,816	17,359,234
Oil collection services
Segment Reporting Information
Total revenues	158,676	0	439,643	0
Metals
Segment Reporting Information
Total revenues	3,669,411	2,459,561	15,464,375	7,286,936
Other re-refinery products
Segment Reporting Information
Total revenues	285,994	0	372,424	0
VGO/Marine fuel sales
Segment Reporting Information
Total revenues	288,000	288,000	864,000	864,000
Black Oil
Segment Reporting Information
Total revenues	446,676	288,000	1,300,220	864,000
Cost of revenues (exclusive of depreciation and amortization shown separately below)	402,988	189,947	1,045,608	567,898
Depreciation and amortization attributable to costs of revenues	18,420	3,985	56,983	3,985
Gross profit	25,268	94,068	197,629	292,117
Selling, general and administrative expenses	3,675,190	987,424	9,030,142	3,780,366
Depreciation and amortization attributable to operating expenses	26,916	26,916	80,748	44,860
Loss from operations	(3,676,838)	(920,272)	(8,913,261)	(3,533,109)
Black Oil | Pygas
Segment Reporting Information
Total revenues	0	0	0	0
Black Oil | Industrial fuel
Segment Reporting Information
Total revenues	0	0	0	0
Black Oil | Distillates
Segment Reporting Information
Total revenues	0	0	0	0
Black Oil | Oil collection services
Segment Reporting Information
Total revenues	158,676	0	436,220	0
Black Oil | Metals
Segment Reporting Information
Total revenues	0	0	0	0
Black Oil | Other re-refinery products
Segment Reporting Information
Total revenues	0	0	0	0
Black Oil | VGO/Marine fuel sales
Segment Reporting Information
Total revenues	288,000	288,000	864,000	864,000
Refining & Marketing
Segment Reporting Information
Total revenues	24,572,390	13,501,751	67,683,034	22,309,670
Cost of revenues (exclusive of depreciation and amortization shown separately below)	23,897,264	13,217,757	64,503,727	21,750,686
Depreciation and amortization attributable to costs of revenues	29,844	31,829	97,658	101,152
Gross profit	645,282	252,165	3,081,649	457,832
Selling, general and administrative expenses	1,034,024	696,611	2,481,541	1,867,028
Depreciation and amortization attributable to operating expenses	0	1,086	0	3,258
Loss from operations	(388,742)	(445,532)	600,108	(1,412,454)
Refining & Marketing | Pygas
Segment Reporting Information
Total revenues	3,736,534	1,184,434	10,570,907	4,815,040
Refining & Marketing | Industrial fuel
Segment Reporting Information
Total revenues	417,096	82,644	1,138,311	135,396
Refining & Marketing | Distillates
Segment Reporting Information
Total revenues	20,418,760	12,234,673	55,973,816	17,359,234
Refining & Marketing | Oil collection services
Segment Reporting Information
Total revenues	0	0	0	0
Refining & Marketing | Metals
Segment Reporting Information
Total revenues	0	0	0	0
Refining & Marketing | Other re-refinery products
Segment Reporting Information
Total revenues	0	0	0	0
Refining & Marketing | VGO/Marine fuel sales
Segment Reporting Information
Total revenues	0	0	0	0
Recovery
Segment Reporting Information
Total revenues	3,955,405	2,459,561	15,840,222	7,286,936
Cost of revenues (exclusive of depreciation and amortization shown separately below)	3,761,246	1,917,210	13,770,343	6,280,290
Depreciation and amortization attributable to costs of revenues	78,531	79,748	204,264	222,535
Gross profit	115,628	462,603	1,865,615	784,111
Selling, general and administrative expenses	235,505	148,032	600,268	396,656
Depreciation and amortization attributable to operating expenses	0	0	0	0
Loss from operations	(119,877)	314,571	1,265,347	387,455
Recovery | Pygas
Segment Reporting Information
Total revenues	0	0	0	0
Recovery | Industrial fuel
Segment Reporting Information
Total revenues	0	0	0	0
Recovery | Distillates
Segment Reporting Information
Total revenues	0	0	0	0
Recovery | Oil collection services
Segment Reporting Information
Total revenues		0	3,423	0
Recovery | Metals
Segment Reporting Information
Total revenues	3,669,411	2,459,561	15,464,375	7,286,936
Recovery | Other re-refinery products
Segment Reporting Information
Total revenues	285,994	0	372,424
Recovery | VGO/Marine fuel sales
Segment Reporting Information
Total revenues	$ 0	$ 0	$ 0	$ 0