Such tasks are carried out by zones, with the support of the Revolutionary Armed Forces (FAR) and between the hours of 6 in the afternoon and 10 at night.
It is a coordinated effort of the armed institution and the Empresa Aguas de La Habana, for which since Monday it began to fumigate places with large concentrations of people, the main streets and avenues of Havana.
Among the arteries treated are those that line hospitals in the area known as Cinturón del Príncipe, in the Vedado neighborhood, as well as interior streets and other potentially risky sites.
The day before, it was decided to increase social isolation measures in the Vedado, Acosta and San Agustín popular councils, located in three municipalities in the province, affected by the appearance of several positive cases of Covid-19.
In the part issued daily by the Ministry of Public Health, Havana has 33 of the 48 new cases of contagion reported in Cuba until 12 midnight on Tuesday, April 14.