Is the scent of crushed ice blue harmful to the human body?

The fragrance of the flower is not harmful to the human body.

Crushed ice blue is not poisonous, and its fragrance is not poisonous either. The blue roses dyed on the market, Blue Enchantress, are not real blue roses. Instead, they are blended with a colorant and auxiliary dye that are harmless to the human body. When the white rose or white rose is about to bloom, , start watering the flowers with dye, let the flowers absorb the colorant for dyeing like absorbing water.