ARHO

25/03/2026

25/03/2026

🧺 [Inauguration de la nouvelle place du marché de Chambéry]

Demain matin, rendez-vous au 65 route de Léognan pour célébrer le retour du marché de Chambéry !

🎉 Ne manquez pas l’inauguration officielle à 11h !

👉 Venez découvrir ce nouvel espace convivial, rencontrer vos commerçants et profiter d’un marché entièrement repensé, pensé pour les échanges, les rencontres et la vie de quartier.

20/09/2025

07/09/2025

Bilan de notre participation au Forum des associations villenavaises hier : une trentaine de personnes sont venues nous demander informations. Merci aux 12 membres de l'ARHO qui ont participé ou sont venus cette journée. Merci au personnel municipal pour leur aide. Et merci aux élus pour leur intérêt à nos activités et pour leur soutien.

06/09/2025

L'ARHO sur son stand pour le Forum des associations villenavaises.

20/07/2025

20/07/2025

The Romans never boiled water or used chemicals, yet they maintained surprisingly clean water for cities like Rome, Carthage, and Antioch. Their secret? Engineering, not sterilization.

They began by selecting the cleanest possible sources—upland springs, far from cities or farms. Water then traveled via gravity-fed aqueducts, moving constantly to prevent stagnation.

Along the way, it entered settling tanks, where suspended particles like sand and debris naturally sank to the bottom. This simple sedimentation method purified water without filters.

Roman engineers kept sewage systems completely separate from fresh water—a revolutionary idea for the time. In the field, soldiers often drank posca (vinegar + water), which had mild antibacterial effects and improved taste.

Lead pipes were used in cities, but the mineral content in Roman water usually left calcium deposits, insulating it from toxicity. Most importantly, the entire system worked on constant flow and gravity, ensuring freshness without stagnation.

Romans didn’t purify water the modern way—but their methods supported public health at an imperial scale, laying the groundwork for modern sanitation systems.

16/07/2025

16/07/2025

"On y met toutes nos économies et on y passe toutes nos vacances" 🏰