Scientist in blue protective gloves lighting a Bunsen burner during a practical experiment in a chemistry laboratory setting.
Schlüsselwörter
laboratory,
science,
chemistry,
experiment,
flames,
glove,
research,
education,
scientist,
hand,
protective,
safety,
gas,
apparatus,
equipment,
investigation,
practical,
learning,
university,
student,
beaker,
scientific,
workplace,
metallic,
blue,
test,
chemical,
heating
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