Results 1 to 10 of about 149,774 (235)
Agua mineral natural y riesgo cardiovascular
Peer ...
María Pilar Vaquero
exaly +3 more sources
Introducción: La caries sigue siendo la enfermedad crónica más frecuente en el niño y es considerada un problema de salud pública. El flúor es la principal medida protectora contra la caries dental y el agua de consumo es la principal fuente de ingesta ...
Amparo Pérez Silva +5 more
doaj +1 more source
La presente investigación tuvo como objetivo incrementar la productividad de la empresa peruana Manantial’s Tito EIRL. La metodología tuvo un enfoque cuantitativo de tipo aplicada, con diseño pre-experimental.
Elías José De la Cruz Escobedo +1 more
doaj +1 more source
Optimización de parámetros para la extracción de elementos desde minerales en medios ácido [PDF]
[SPA] Esta tesis doctoral se presenta bajo la modalidad de compendio de publicaciones. Actualmente, la gran minería del cobre chilena se encuentra frente a nuevos problemas y desafíos a superar.
Toro Villarroel, Norman Rodrigo
core +2 more sources
Mineral and volatile composition of água-mel from Portugal [PDF]
Agua-mel (honey–water) is a typical honey-based product produced by the Portuguese beekeepers, particularly in southern Portugal. Agua-mel was characterized by mineral content and volatiles contents. Mineral content evaluation was performed based on a random sampling of 14 samples from a total of 16 samples provided by local producers.
Miguel, Maria Graça +6 more
openaire +2 more sources
Considerations concerning the origin of the Estoril (Portugal) thermal water
En la zona urbana de Estoril surgen aguas termales calientes de fuentes naturales conocidas desde el siglo XIXL. as aguas termales son del tipo cloruro sódico, y tienen una cantidad total de sólidos disueltos y una temperatura mayores que la habitual en ...
J. Lopo Mendonqa +2 more
doaj +1 more source
Geochemistry of As-, F- and B-bearing waters in and around San Antonio de los Cobres, Argentina, and implications for drinking and irrigation water quality [PDF]
Spring, stream and tap waters from in and around San Antonio de los Cobres, Salta, Argentina, were sampled to characterize their geochemical signatures, and to determine whether they pose a threat to human health and crops.
Aiuppa +55 more
core +1 more source
Enrichment in critical metals (In-Ge) and Te-Se in epithermal deposits of the 'La Carolina' district, San Luis, Argentina [PDF]
This study was supported by the ‘Proyecto de Ciencia y Técnica P-3-2-0414, of the National University of San Luis’ and by the Project CGL2016-76532-R from the MINECO of ...
Cepedal Hernández, María Antonia +3 more
core +2 more sources
Yeasts and filamentous fungi in bottled mineral water and tap water from municipal supplies
The main objective of this study was to analyse the occurrence of yeasts and filamentous fungi in drinking water as well as to investigate their correlation with the indicator bacteria of faecal pollution.
Mirian Ueda Yamaguchi +5 more
doaj +1 more source
Durabilidade de geomembranas em ambientes de águas minerais sulfúreas
No presente artigo apresentam-se os resultados de ensaios físico e mecânicos em geomembra nas do tipo PEAD, em situações de amostras imersas durante oito meses em água mineral sulfúrea corrente e em água mineral sulfúrea parada, de modo a investigar a ...
L. M. Ferreira Gomes +2 more
doaj +1 more source

