Environmental Tectonics Corporation announced earnings results for the first quarter ended May 25, 2018. For the period, the company reported net sales of $10,691,000 against $11,489,000 a year ago. Operating income was $978,000 against $316,000 a year ago. Net income was $624,000 against $122,000 a year ago. Basic earnings per common and participating preferred share (distributed) was $0.02 against $0.02 a year ago. Diluted earnings per share was $0.03.