young smart girl from student group answering mentor's question in high school classroom. practice, learning, education, knowledge concept
Couple with three boys keeping everyone involved
The chemist holds a foamy, highly flammable substance that quickly ignites and disappears when burned, necessitating the use of a protective glove. Many students watch this in shock. All students are wearing protective gowns and goggles.
A young school girl performing a science experiment in laboratory wearing safety goggles. Gets shocked when the science sample catches fire. Slow motion.
