Desk in chemistry class with test tubes on green blackboard background

Related tags:

• beaker
• flask
• science
• chemistry
• test tube
• classroom
• laboratory
• blackboard
• class
• background education
• educational
• background book
• book
• learning
• research
• green
• bg green
• liquid
• desk
• test
• bg
• background color
• equipment
• 17+ tags