Ключевые слова: abstract, acid, atom, background, beauty, biology, biotechnology, blue, bubble, care, chemistry, cosmetic, cosmetic essence, dna, drop, droplet, education, emulsion, essence, fluid, hyaluronic, hydration, hydrophilic, laboratory, liquid, medical, medicine, microbiology, molecular, molecule, natural, oil, oxygen, pipette, product, purity, science, serum, shape, skin, skin care, skincare, spa, sphere, technology, treatment, vitamin, water, water bubbles,