Intense smell and weak, but uncomfortable winds: they carry the odor from Alentejo to the capital, and the origin is in the olive.
This Monday, Lisbon again woke up under the intense and unpleasant smell to olives.
Last month last month the olphat of the Lisbon with an intense odor to “something rotten”, possibly originating in Alentejo.
“Most likely the odor may be related to a fixed source And then allied to these very particular weather conditions can promote this detection in these several places simultaneously, ”said Sofia Teixeira, researcher Faculty of Science and Technology.
Solved mystery: It is known where the nauseating smell comes from, which is expected to last until Tuesday.
Sofia Teixeira now tells that “probably the broadcaster source will be due to olive bagasse processing of the Alentejo area ”.
This Monday there was a “low thermal reversal from midnight until 9 am that we had a helmet effect,” explains the researcher, even though the wind was “weak and southeastern square”.
FCT estimates that the smell can “stay until Tuesday at 11h00”.
“It was important that we could think of a normativesince in Portugal there is no corporation on odor, unlike in other countries, ”warns Sofia Teixeira.
According to the site, the olive bagasse is a type of olive oil Produced from by -products of the Virgin and Extra Virgin olive oil production process using chemical solvents and heat.
The Portuguese Environment Agency (APA) conducted a study of the chemical composition of particles released by the production of this substance, and concluded that it is harmful to health.
In their composition, “carbon monoxide, sulfur dioxide, carcinogenic compounds (aromatic polycyclic hydrocarbons) and other gases (ammonia, sulfideic acid and methyl sulfide,” according to the newspaper.
