Scent marking involves urine, feces, and anal gland scents. Women were very fond of their perfumes and scents. They wore scented flowers and adorned themselves with scents and scarlet-dyed cloth. Le Labo produces 18 fragrances and 9 ambient room scents. In order to escape this smell some producers aromatise the products with more pleasurable scents. "Viola odorata" is used as a source for scents in the perfume industry. Most scents or odors are of VOCs. Nail polish remover is an organic solvent that may also include oils, scents, and coloring. The special scents that dogs use for communication are called pheromones. They have large olfactory bulbs to process scents. This organ plays a role in the perception of certain scents and pheromones. The packaging on the products are colorful and they reflect on the four different scents. Butterflies use their antennae to sense the air for wind and scents. They have extremely sensitive noses which make them inquisitive and perseverant in investigating scents. Glycerine distillation ends, marking the completion of the move to scents and flavourings.