Maths+Lesson,+percentages

What are mineral waters? The definition and classification of mineral waters have change over time. Until the late eighties, according to Italian law, waters used for curative purposes were considered minerals

According to European Union directives, the Legislative Decree 105/92 was issued. It considers natural mineral all the waters originating from an aquifer, which is derived from natural sources and have properties favorable to health.

What is the fixed residue? It corresponds to the solid remaining after evaporating one liter of water at 180 ° C. The Act requires to analyze mineral waters every 5 years. Here are the results of our study:

**Vera ** ||
 * || Acqua minerale **Levissima** || Acqua minerale **Uliveto** || Acqua minerale **Norda** || Acqua minerale **Rocchetta** || Acqua minerale **PRIMULA** || Acqua minerale **Flaminia** || Acqua minerale **Monte Cimone** || Acqua minerale **Silvana** || Acqua minerale
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Residuo fisso a 180 ºC mg/l || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">75,50 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">986,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">143,50  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">176,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">393,60  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">207,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">10,80  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">427,50  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">160,00  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione calcio Ca+ || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,80 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">8,42  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">29,20  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">57,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">86,40  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">72,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">32,40  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">85,90  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">36,00  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione Mg+ || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,05 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">1,21  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">16,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">32,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">1,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">6,47  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">27,40  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">13,00  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione sodio Na+ || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,05 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">4,71  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">1,30  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">4,60  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">7,90  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,48  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">27,20  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,00  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione potassio K+ || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,05 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,46  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,60  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,46  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,62  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,60  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione HCO3- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,34 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">28,46  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">156,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">180,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">341,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">219,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">116,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">341,60  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">154,00  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione solfato SO4- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,55 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">6,29  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">10,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">8,50  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">75,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">12,60  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">92,50  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">18,00  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione nitrato HNO3- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,05 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,21  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">4,30  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">7,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">1,90  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,30  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,00  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,20  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,60  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione cloruro Cl- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,00 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">5,04  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">1,50  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">7,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,10  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">5,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,30  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">10,60  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,10  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Silice SiO2 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,21 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,29  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">5,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">9,70  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">6,50  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">4,20  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">6,70  || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">\ ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione stronzio Sr || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,00 || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,19  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">3,10  || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Tracce || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">2,45  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,13  ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione fluoro F || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,00 || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,04  || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,14  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,33  || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">tracce || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,20  || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,13  || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">\ ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione litio Li || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,00 || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- ||   || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,01  ||   ||
 * <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">Ione ferro Fe+++ || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- ||  || <span style="color: navy; font-family: 'Arial','sans-serif'; font-size: 10pt; line-height: normal; margin: 0cm 0cm 0pt;">- || <span style="color: navy; display: block; font-family: 'Arial','sans-serif'; font-size: 10pt; text-align: right;">,05  ||   ||





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