REVENUES (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue
Total revenues	$ 28,974,471	$ 16,249,312	$ 84,823,476	$ 30,460,606
Pygas
Disaggregation of Revenue
Total revenues	3,736,534	1,184,434	10,570,907	4,815,040
Industrial fuel
Disaggregation of Revenue
Total revenues	417,096	82,644	1,138,311	135,396
Distillates
Disaggregation of Revenue
Total revenues	20,418,760	12,234,673	55,973,816	17,359,234
Oil collection services
Disaggregation of Revenue
Total revenues	158,676	0	439,643	0
Metals
Disaggregation of Revenue
Total revenues	3,669,411	2,459,561	15,464,375	7,286,936
Other re-refinery products
Disaggregation of Revenue
Total revenues	285,994	0	372,424	0
VGO/Marine fuel sales
Disaggregation of Revenue
Total revenues	288,000	288,000	864,000	864,000
Black Oil
Disaggregation of Revenue
Total revenues	446,676	288,000	1,300,220	864,000
Black Oil | Pygas
Disaggregation of Revenue
Total revenues	0	0	0	0
Black Oil | Industrial fuel
Disaggregation of Revenue
Total revenues	0	0	0	0
Black Oil | Distillates
Disaggregation of Revenue
Total revenues	0	0	0	0
Black Oil | Oil collection services
Disaggregation of Revenue
Total revenues	158,676	0	436,220	0
Black Oil | Metals
Disaggregation of Revenue
Total revenues	0	0	0	0
Black Oil | Other re-refinery products
Disaggregation of Revenue
Total revenues	0	0	0	0
Black Oil | VGO/Marine fuel sales
Disaggregation of Revenue
Total revenues	288,000	288,000	864,000	864,000
Refining & Marketing
Disaggregation of Revenue
Total revenues	24,572,390	13,501,751	67,683,034	22,309,670
Refining & Marketing | Pygas
Disaggregation of Revenue
Total revenues	3,736,534	1,184,434	10,570,907	4,815,040
Refining & Marketing | Industrial fuel
Disaggregation of Revenue
Total revenues	417,096	82,644	1,138,311	135,396
Refining & Marketing | Distillates
Disaggregation of Revenue
Total revenues	20,418,760	12,234,673	55,973,816	17,359,234
Refining & Marketing | Oil collection services
Disaggregation of Revenue
Total revenues	0	0	0	0
Refining & Marketing | Metals
Disaggregation of Revenue
Total revenues	0	0	0	0
Refining & Marketing | Other re-refinery products
Disaggregation of Revenue
Total revenues	0	0	0	0
Refining & Marketing | VGO/Marine fuel sales
Disaggregation of Revenue
Total revenues	0	0	0	0
Recovery
Disaggregation of Revenue
Total revenues	3,955,405	2,459,561	15,840,222	7,286,936
Recovery | Pygas
Disaggregation of Revenue
Total revenues	0	0	0	0
Recovery | Industrial fuel
Disaggregation of Revenue
Total revenues	0	0	0	0
Recovery | Distillates
Disaggregation of Revenue
Total revenues	0	0	0	0
Recovery | Oil collection services
Disaggregation of Revenue
Total revenues		0	3,423	0
Recovery | Metals
Disaggregation of Revenue
Total revenues	3,669,411	2,459,561	15,464,375	7,286,936
Recovery | Other re-refinery products
Disaggregation of Revenue
Total revenues	285,994	0	372,424
Recovery | VGO/Marine fuel sales
Disaggregation of Revenue
Total revenues	$ 0	$ 0	$ 0	$ 0