Alcoholic drinks

After analyzing the ways of obtaining alcohol in class, we made a presentation about their types, content in beverages, fermentation process and more.

Petroleum

A talk by a firefighter

Last week we attended a talk given by a volunteer firefighter. He talked about the things they need to know in order to extinguish a fire correctly, for example, gases, what causes fires, types and how to extinguish them.
The presentation below shows the concepts discussed during the talk.