4. PROPERTY, PLANT, AND EQUIPMENT

Property, plant, and equipment consist of the following:

		March 31, 2026			December 31, 2025
Vehicle	$	-		$	51,149
Aircraft improvements		79,529			79,529
Engines		2,200,000			2,200,000
Display aircraft		150,763			150,763
		2,430,292			2,481,441

Accumulated depreciation		(126,506	)		(84,464	)
Net book value	$	2,303,786		$	2,396,977

Depreciation expense for the three months ended March 31, 2026 and 2025, was $88,588 and $5,080, respectively.

During the three months ended March 31, 2026, the Company disposed of a vehicle and recognized a loss on the disposal of $4,603. No disposal occurred during the three months ended March 31, 2025.