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¿Es segura para la salud el agua de lluvia?

WISY AG · Última actualización: 14.09.2025
Vale a pena saber · 1 Tiempo de lectura mín.

También en este caso se trata de una cuestión de aprovechamiento. ¿Para qué debe utilizarse la lluvia? El uso del agua de lluvia puede integrarse fácilmente en la vida cotidiana. Simplemente, no hay que beberla.

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Recolección de agua de lluvia y filtración industrial
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La respuesta es sencilla: sí, el agua de lluvia es inocua para la salud.

El agua de lluvia es agua evaporada, comparable al agua destilada absolutamente pura. Al pasar por el aire y escurrir sobre las superficies colectoras, la absorción de impurezas es bastante baja. Se han realizado amplios estudios científicos al respecto, como los de Holländer, R. et al. (1996).

Los autores llegaron a la conclusión de que [...] cuando [el agua de lluvia] se utiliza como agua de servicio en el hogar (cisternas de inodoros, lavandería, riego de jardines), el agua de lluvia recogida en cisternas no supone un "riesgo higiénico". [1]

Para el estudio representativo se utilizó un total de 1600 muestras de agua procedentes de 102 cisternas diferentes.


[1] Holländer, R. et al..: Microbiological-hygienic aspects of the use of rainwater as service water for toilet flushing, garden irrigation and laundry. Das Gesundheitswesen, número 5/96, Georg Thieme Verlag, Stuttgart, Nueva York.

/*ANFANG Java Script von PA*/ /* === Badge & Offcanvas ==================================================== */ function wisyRefreshBadge(){ fetch('/widgets/checkout/info',{headers:{'X-Requested-With':'XMLHttpRequest'},credentials:'same-origin'}) .then(r=>r.text()).then(html=>{const t=document.querySelector('[data-cart-widget]');if(t) t.innerHTML=html;}) .catch(()=>{}); } function wisyOpenOffcanvas(){ const sels=['[data-offcanvas-cart]','[data-offcanvas-cart="true"]','.header-cart','a[href*="offcanvas-cart"]']; for(const s of sels){const t=document.querySelector(s);if(t){t.dispatchEvent(new MouseEvent('click',{bubbles:true}));return;}} fetch('/checkout/offcanvas',{headers:{'X-Requested-With':'XMLHttpRequest'},credentials:'same-origin'}) .then(r=>r.text()).then(html=>{const wrap=document.createElement('div');wrap.innerHTML=html;document.body.appendChild(wrap);}) .catch(()=>{}); } /* === Modal & Hidden-Formulare einmalig bereitstellen ===================== */ function wisyEnsureModal(){ if(document.getElementById('wisyCoverModal')) return; const b=document.createElement('div'); b.id='wisyCoverBackdrop'; b.className='wisy-modal-backdrop'; const m=document.createElement('div'); m.id='wisyCoverModal'; m.className='wisy-modal'; m.innerHTML = ` ×
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PKW-befahrbarPKW-befahrbar
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