"Производственные аварии и экологические катастрофы"

"phức hợp enzyme cơ chất, màu vàng nâu xám"

"black and white ghost"

"black and white pumpkin"

"blue and pink heart"

"Ghostly figure in a mirror"

"Ghostly lantern"

"Sorceress with a potion"

"Mermaid with a pearl"

"Fairy princess with wings"

"Enchanted forest with glowing lights"