Based on the search results, here is what we know about parfum:

• Parfum is a type of perfume that contains a high concentration of fragrance, making it the most expensive type of perfume.
• It is usually a heavier, oilier product than other types of perfume and tends to be used more sparingly.
• The smell of parfum is long-lasting, with an average of 8 hours and up to 24 hours.
• Eau de parfum or parfum de toilet has a 15–20% concentration of fragrance, while eau fraiche has the lowest fragrance concentration of all types of parfum and is diluted with water rather than alcohol or oil.
• Synthetic raw materials are often used in the manufacturing of perfumes, including esters, aldehydes, lactones, macrocyclic musks, and methylionones.
• Balms and resins are also used in the composition of perfumes, often in fragrances of the oriental or amber family.
• Fragrance or parfum is not technically an individual ingredient or chemical but rather an umbrella term that refers to all the compounds and chemicals that comprise a product’s fragrance. Typically, this is dozens of ingredients.
• Companies are not required to disclose the individual fragrance elements as the fragrance “blend” is considered proprietary information.
• The vast majority of personal care products, especially ones from brands owned by large corporations, contain some form of synthetic fragrance.
• It is difficult to determine what is actually being used in air fresheners and sprays, including the fragrance or parfum, as companies are not required to disclose the individual fragrance elements.

Positive aspects of parfum:

• Parfum has a long-lasting scent.

Negative aspects of parfum:

• Parfum is typically the most expensive type of perfume.
• Synthetic raw materials are often used in the manufacturing of perfumes.
• Companies are not required to disclose the individual fragrance elements in parfum.
• It is difficult to determine what is actually being used in air fresheners and sprays, including the fragrance or parfum.

Ingredients or materials used in parfum:

• Fragrance or parfum is an umbrella term that refers to all the compounds and chemicals that comprise a product’s fragrance, typically dozens of ingredients.