Rose oil the aromatics unaltered by heat. Because CO is gas at normal atmospheric pressure, it leaves no trace of itself in the final product. The equipment for CO extraction is expensive, which is reflected in the price of the essential oils obtained from the process. It takes a large amount of rose petals to distill a small amount of essential oil. Depending on extraction method and plant species, the typical yield can be approximately 1:3,000. To mitigate the cost, some dishonest dealers will dilute rose oil with geranium ("Pelargonium graveolens") or palmarosa ("Cymbopogon martinii") essential oils, both of which are rich
Fragrant Harbour end when Hong Kong is passed from British to Chinese rule. Fragrant Harbour Fragrant Harbour (2002) is a novel by author John Lanchester. It was shortlisted for the James Tait Black Memorial Prize (2002). Set in Hong Kong, the story is told through the eyes of several people. Dawn Stone is an ambitious young woman who wants to make as much money as quickly as she can. Tom Stewart is an Englishman who had been in Hong Kong since 1935 and made his fortune in business. Sister Maria, whom Tom wants to love, is a devout nun and tends to