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Season 2 Episode 2 : Les savons

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Video series: 2

 
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00:09:35 2015-09-16 13:15:25

Les savons et les détergents complexes d’aujourd’hui sont faits à base d’huiles et de graisses ordinaires. La composition chimique de ces produits est liée à leur pouvoir nettoyant.

Les savons https://s3.amazonaws.com/heap-media.idello.org/ndlm6edw1u4eb/resource_details_16_9.jpg

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Les savons

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