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Odour absorption from activated zinc ricinoleate

Smell is one of the five most important senses (sight, hearing, touch and taste), allowing us to perceive life in its entirety. The perception of smell is a very complex process including the excitation of specialised receptors located in the human nasal cavity, and signal transmission to the brain. Smells are caused by volatile chemical compounds, which can often be recognised even when present in low concentrations.

Odour plays an important role in our lives. It evokes emotions and memories, changes cognitive and physical abilities, and of course affects relationships between people. For this reason, the problem of odours has been preoccupying scientists and industrial developers for many years.

We have to consider the subjective perception when talking about pleasant and unpleasant odours. Acceptance of unpleasant odours can be determined by averaging the opinion of the population. The main source of malodours are sulfur and nitrogen containing molecules, such as allicin – garlic, felinine - cat urine, hydrogen sulfide - rotten eggs, ammonia – urine, indole and skatole – fecal, cadaverine and putrescine – rotting flesh, nicotine – tobacco and so on. In addition, there are other odorous substances that are responsible, for example for smell of sweat - isovaleric acid, rancid oil - butanoic acid, tobacco smoke - acetaldehyde etc. In everyday life the numb

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Upcoming Events

in-cosmetics Korea 2022

Hall C, Coex, Seoul, South Korea
13 - 15 July 2022

SCSS Suppliers Day - SINGAPORE

SINGAPORE MARRIOTT TANG PLAZA HOTEL
Thursday 25th & Friday 26th August 2022

32nd IFSCC Congress

Park Plaza Hotel, Westminster
19-22 September 2022

in-cosmetics Latin America 2022

Expo Center Norte, Sao Paulo
21 - 22 September

Cosmetorium 2022

Palau de Congressos de Barcelona
28 - 29 September

SEPAWA 2022

Estrel Congress Center, Berlin
26 - 28 October

Access the latest issue of Personal Care Magazine on your mobile device together with an archive of back issues.

Download the FREE Personal Care Magazine app from your device's App store

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