Note 6 - Disaggregated Revenues and Segment Information

9 Months Ended

Dec. 31, 2022

Notes to Financial Statements

Revenue from Contract with Customer [Text Block]

NOTE 6 - DISAGGREGATED REVENUES AND SEGMENT INFORMATION

The following tables show the Company's revenues disaggregated by reportable segment and by product and service type:

	Three months Ended December 31,
	2022		2021
Net Revenue in the US
Chemical	$	245,582	$	251,454
Electronics		485,454		347,911
Engineering		165,830		69,931
		896,866		669,296
Net Revenue outside the US
Chemical		86,296		80,358
Electronics		-		-
Engineering		-		-
		86,296		80,358
Total Revenues	$	983,162	$	749,654

	Nine Months Ended December 31,
	2022		2021
Net Revenue in the US
Chemical	$	811,596	$	805,378
Electronics		1,584,003		911,569
Engineering		411,387		393,407
		2,806,986		2,110,354
Net Revenue outside the US
Chemical		237,852		212,517
Electronics		-		-
Engineering		-		-
		237,852		212,517
Total Revenues	$	3,044,838	$	2,322,871

	Chemical			Electronics			Engineering			Total
Three months ended December 31, 2022
Revenue from external customers	$	331,878		$	485,454		$	165,830		$	983,162
Segment operating income (loss)	$	23,137		$	18,034		$	51,582		$	92,753
Nine months ended December 31, 2022
Revenue from external customers	$	1,049,448		$	1,584,003		$	411,387		$	3,044,838
Segment operating income	$	35,548		$	(5,395	)	$	130,867		$	161,020
Three months ended December 31, 2021
Revenue from external customers	$	331,812		$	347,911		$	69,931		$	749,654
Segment operating income		(183,385	)		(188,273	)		(44,514	)	$	(416,172	)
Nine months ended December 31, 2021
Revenue from external customers	$	1,017,895		$	911,569		$	393,407		$	2,322,871
Segment operating income	$	(425,348	)	$	(531,888	)	$	(54,507	)	$	(1,011,743	)
Total assets at December 31, 2022	$	1,090,659		$	1,668,068		$	449,095		$	3,207,822
Total assets at March 31, 2022	$	1,332,867		$	1,430,395		$	487,635		$	3,250,897