DEODORIZATION (desodoratio; fr. des-prefix destruction, removal + lat. odoratio sense of smell, a smell) — elimination of the fetors caused by presence at air of such substances as mercaptans, aldehydes, ketones, alcohols, sulfides, unsaturated hydrocarbons, etc. Formation of fetors is connected preferential with putrefactive decomposition of organic substrates: various garbage, allocations of the person and animals, foodstuff, etc. Emergence of off-flavors can be also observed in the hermetic or badly ventilated rooms at accumulation of people, napr, in underground shelters, hospital chambers is purulent - surgical departments. Specific smells are characteristic of many industrial enterprises: sheepskin and fur-coat, tanning, some chemical, etc. At last, from the patient at the long serious illness interfering his sanitary cleaning the smell can proceed.
Fetors exert impact on health of the person: they can cause reflex a feeling of nausea, feeling of depression, a headache, delay of breath.
Existence of off-flavor indoors is an indicator of disturbance a dignity. service regulations of rooms and other objects,
it is impossible to identify failure to meet requirements on the maintenance of household objects, insufficient ventilation, violation of the rules of personal hygiene, etc. of D. with masking of fetors by means of various aromatic substances. So, for filling of so-called deodorants (ozonizers) which are hanged out in public bathrooms use essential oils, in urinals put naphthalenic tablets, with addition of aromatic substances produce candles, paper, powders which during the burning mask fetors. All these means have only esthetic value and quite often create false representation about a dignity. wellbeing.
True D. represents elimination of smells at the expense of physical. - chemical processes of interaction of deodorants with the substances causing these smells.
Release of water from hydrogen sulfide and others badly the smelling gases is called decontamination of water (see. Water treatment ).
At preservation of corpses for scientific (educational) and court. - the medical purposes, and also at a delay with burial or in transit on far distances it is carried out by embalming (see. Embalming of a corpse ).
The main measures of D. are the actions interfering emergence of fetors: the correct storage of products, regular removal of sewage and garbage, the correct operation of bathrooms, musoro-and nechistotopriyemnik with observance a dignity. governed, the maintenance of inhabited and non-residential premises in purity, good ventilation of inhabited and service premises, respect for personal hygiene, etc. is made by D. in conditions when it is not possible to prevent emergence of fetors (difficulty with transport for removal of garbage and sewage, interruptions in water, bad ventilation of rooms, impossibility of sanitary cleaning of heavy patients), and also in is purulent - surgical hospitals, in laboratories and vivariums, in morgues and on some productions.
See also the Deodorizing means .
V. M. Tsetlin.