Seven people were charged Saturday with allegedly selling e-liquid nicotine or cigarettes to minors at Suffolk County businesses, police said.

In an e-liquid nicotine sting, Fifth Precinct officers, as well as members of the county’s Department of Health Services’ Tobacco Regulation Enforcement Unit, checked five businesses for compliance on Saturday, Suffolk County police said in a news release.

Four clerks were issued field appearance tickets on the charge of endangering the welfare of a child: Bryant Constante, 22, of Bay Shore, at Island Hookah in Sayville; Adam Sotomayer, 22, of Patchogue, at High Times Vape & Tobacco Shop in Patchogue; Abhay Shah, 60, of Hicksville, at Medford Smoke Shop in Medford; and Aaron Klausche, 37, of Farmingville, at Cloudtronix Vapor Lounge in Sayville.

The county’s Department of Health issued notices of violation to the businesses’ owners. Blackwater Vapor in Sayville refused to sell e-liquid nicotine to a minor, police said.

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Also on Saturday, Third Precinct officers arrested three people who are accused of selling cigarettes to minors in Islip Town.

Employees Ghani Rehan, 32, of Bay Shore, at Exxon in Bay Shore; Rashid Afsar, 41, of Brentwood, at a Shell gas station in West Islip; and owner Shahi Mulk, 48, of Deer Park, at Stop and Fuel in Bay Shore, were charged with second-degree unlawfully dealing with a child, police said. They were issued field appearance tickets.

Five businesses refused to sell tobacco to minors: Shamrock Gas in Bay Shore, Husco gas in Islip, USA Express in Bay Shore, Fifth Avenue Village Market in Bay Shore and Citgo Gas in Bay Shore, police said.