Ключевые слова: 2024 years, 3539 years, adults only, australian ethnicity, color image, curiosity, discovery, examining, expertise, high angle view, holding, innovation, lab assistant, lab coat, laboratory flask, laboratory glassware, mid adult men, molecular structure, progress, protective goggles, rubber gloves, russian ethnicity, science, scientist, skill, stirring, studio shot, teamwork, two people, waist up, young women,