In the list of definitely carcinogenic to humans. Precisely for this reason the european union has severely limited the use, but nevertheless we must still keep our eyes open. There are substances, in fact, able to release formaldehyde, so it is good also check their presence in the list of ingredients contained in the product. Substances to be avoided because it can release formaldehyde have difficult names to remember but absolutely as sodium hydroxymethylglycinate, benzylhemiformal, imidazolidinyl urea and urea diazolidinyl. Parables that among the ingredients are listed as ..
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