Thamniyat Vetiver is not mentioned in the search results. However, the search results provide information about vetiver oil, its uses, benefits, and properties. Here is a summary of the information found in the search results:

• Vetiver oil is also known as the Oil of Tranquility and has a grounding and deeply calming aroma that helps to combat anxiety, insomnia, and fatigue.
• Vetiver oil is used in traditional medicine to soothe and replenish dry skin, balance emotions, ease negative feelings, stimulate focus and energize the body, and calm and cool the body.
• Vetiver oil has tonic properties that are reputed to have regenerative and immune-enhancing effects. It is also reputed to balance and preserve emotional well-being while enhancing concentration.
• Vetiver oil has cosmetic, odoriferous, and medicinal properties. It is used in cosmetics for its stimulating, anti-inflammatory, cicatrisant, deodorizing, anti-septic, tonic, detoxifying, rejuvenating, strengthening, replenishing, and hydrating properties. It is used in perfumery for its aphrodisiac, sedative, grounding, calming, balancing, warming, nervine, deodorizing, and strengthening properties. It is used in medicine for its anti-septic, aphrodisiac, tonic, anti-spasmodic, immune-stimulating, warming, stimulating, anti-inflammatory, cicatrisant, vulnerary, detoxifying, strengthening, and replenishing properties.
• Vetiver essential oil comes from the sun-dried root of the plant. Its scent, initially earthy, woody, and root-like, becomes increasingly sweet and slightly floral, violet-like. Vetiver is used across all fragrance families for its unique scent as well as its fixative properties.
• Vetiver essential oil is steam distilled from the thin, long, dense roots of the highly aromatic Vetiveria zizanoides. The grass has a special appetite for pesticides and agricultural toxins, and it is used in over a hundred countries for phyto-remediation purposes, helping to cleanse the environment and for reducing erosion with its abundant latticework of rootlets. Vetiveria zizanoides is composed of at least 150 mostly sesquiterpene constituents; three in particular - khusimol, alpha-vetivone, and beta-vetivone - are thought of as the... .
• Vetiver essential oil is non-toxic and non-irritant and presents deodorizing properties. It is used in cosmetics for its anti-septic, anti-spasmodic, rubefacient, and cleansing properties. It prevents acne and oily skin.
• Vetiver oil is used extensively in perfumery not only as a fixative but also as an odor contributor in bases such as fougère, chypre, modern woody-aldehydic, or Ambre-aldehydic bases, Oriental bases, moss and wood notes, opopanax bases, rose bases, etc. It blends well with ionones, linalool, cinnamic alcohol, patchouli, sandalwood, oakmoss products, amyl salicylate, lavender, clary sage, mimosa, cassie, opopanax, isoeugenol, etc. .

In summary, vetiver oil has cosmetic, odoriferous, and medicinal properties. It is used in cosmetics, perfumery, and medicine for its various properties. Vetiver essential oil is non-toxic and non-irritant and presents deodorizing properties. However, there is no information available about Thamniyat Vetiver.