Jean-Baptiste Soleil Jean-Baptiste Soleil </div>Jean-Baptiste François Soleil (1798–1878) was a French optician and engineer. In 1819, Soleil founded an eponymous company at 23 Passage Vivienne in Paris, specialised in making optics instruments for such notable researchers as Fresnel, Arago, Foucault and Babinet. In 1825 he moved business to 21, rue de l'Odéon . In 1843, he made a heliostat for Jean Thiébault Silbermann. In 1849, the business was split between to divisions under his son Henri Soleil, and his son-in-law Jules Duboscq. The Soleil division went on under Laurent Soleil, and has now been renamed to Jobin Yvon. The Duboscq division was
Cité Soleil in cities, living in places such as the newly named Cité Soleil, though not for Hasco that Delatour shut down in 1987. This industrial sector was however damaged following the 1991 "coup d'état" that deposed President Jean-Bertrand Aristide, causing a boycott of Haitian products that closed the EPZ. Cité Soleil continued to be plagued by extreme poverty and persistent unemployment, with high rates of illiteracy. Half of the houses of Cité Soleil are made of cement with a metal roof, half are made completely of scavenged material. An estimated 60 to 70% of houses have no access to a latrine,