Photograph of two student mixing chemicals in a chemistry class. The male student is pouring liquid from a graduated cylinder into a round bottom flask, while the female student is using a pipette to pour liquid into a bottle. They are surrounded by chemistry lab material and are wearing protective aprons
Photograph of several students working on chemistry experiments in a lab on the campus of Springfiel...
Undated image of two students working in a chemistry lab on the campus of Texas Technological Colleg...
Photograph of a male and female student working in a laboratory at North Texas State Teachers' Colle...
Photograph of two student mixing chemicals in a chemistry class. The male student is pouring liquid ...
A black and white image of a student putting drops of liquid into a vial. A professor in a suit sta...
A black and white image of a student putting drops of liquid into a vial. A professor in a suit sta...
A black and white image of a student putting drops of liquid into a vial. A professor in a suit sta...
Photograph of two male students studying chemicals in a laboratory. One student is sitting on a stoo...
A black and white image of a two students standing in a laboratory. They are both working with test...
Two students wearing lab coats conducting a chemical engineering experiment with a flaskhttps://pres...
A black and white image of a two students standing in a laboratory. They are both working with test...
A black and white image of a two students standing in a laboratory. They are both working with test...
Photograph of a male student conducting research in the Chemistry lab. He is pouring liquid from a ...
Photograph of an interior view of a classroom in which students are working with vials of chemicals,...
Photograph of four students in a classroom with kitchen equipment working on a cooking assignment. A...
Photograph of several students working on chemistry experiments in a lab on the campus of Springfiel...
Undated image of two students working in a chemistry lab on the campus of Texas Technological Colleg...
Photograph of a male and female student working in a laboratory at North Texas State Teachers' Colle...
Photograph of two student mixing chemicals in a chemistry class. The male student is pouring liquid ...
A black and white image of a student putting drops of liquid into a vial. A professor in a suit sta...
A black and white image of a student putting drops of liquid into a vial. A professor in a suit sta...
A black and white image of a student putting drops of liquid into a vial. A professor in a suit sta...
Photograph of two male students studying chemicals in a laboratory. One student is sitting on a stoo...
A black and white image of a two students standing in a laboratory. They are both working with test...
Two students wearing lab coats conducting a chemical engineering experiment with a flaskhttps://pres...
A black and white image of a two students standing in a laboratory. They are both working with test...
A black and white image of a two students standing in a laboratory. They are both working with test...
Photograph of a male student conducting research in the Chemistry lab. He is pouring liquid from a ...
Photograph of an interior view of a classroom in which students are working with vials of chemicals,...
Photograph of four students in a classroom with kitchen equipment working on a cooking assignment. A...
Photograph of several students working on chemistry experiments in a lab on the campus of Springfiel...
Undated image of two students working in a chemistry lab on the campus of Texas Technological Colleg...
Photograph of a male and female student working in a laboratory at North Texas State Teachers' Colle...