Ключевые слова: bottle, chemical, chemist, chemistry, class, classroom, computer, discovery, discussing, distance, distancing, education, experiment, experimenting, explaining, fluid, glass, internet, laptop, learning, lecture, lecturer, lesson, liquid, man, mentor, mentoring, old, online, pouring, science, scientist, social, study, studying, substance, taking, teacher, teaching, teleeducation, telelearning, telestudy, telestudying, teletraining, test, testing, tube, tubes, tubing, virtual,