Fantasy educational poster card illustration in 3:4 vertical aspect ratio, matching the chemical element series art style: A fantasy alchemist or mage with glowing yellow-green toxic magical aura, manipulating swirling gas clouds and crystalline salt structures. In the center floats a luminous glowing yellowish-green sphere with the bold chemical symbol "Cl". Bubbling flasks, water purification ripples, and acidic mist effects around. At the bottom, an ornate banner with clear legible Russian text: «Хлор — регулирует водно-солевой обмен и пищеварение». Highly detailed fantasy concept art, dramatic lighting, rich color palette.
