Ações de Sensibiliação Ambiental
by: Centro de Processamento de Resíduos e Valorização Orgânica da Ilha Graciosa
Portugal
- Santa Cruz da Graciosa
23/11/2015, 24/11/2015, 27/11/2015
Description:
In this activity, we are going to reuse cooking oil used to manufacture soaps. For this, we are going to melt tallow and cooking oil, and then we add caustic soda, alcohol and sugar. This activity is aimed at students from 7th to 12th grade.
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