An elementary school thought it was serving milk to students

An investigation is underway at an Alaskan elementary school after a dozen students drank floor sealant they thought was milk, school officials announced Wednesday.

On Tuesday, students enrolled in a summer program at the Sitʼ Eeti Shaanáx̱ Glacier Valley

Elementary School were served breakfast beginning at 8:45 a.m., according to a statement on the Juneau School District website.

A short time after, students began to complain about the milk tasting bad and burning their mouths and throat.

"It was found that the 'milk' served was actually a floor sealant resembling liquid milk," the statement said.