What is the purpose of purification of water or air, do you think it's important or is it mandatory for states capable of it?

أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.

تم إضافة السؤال من قبل مستخدم محذوف‎
تاريخ النشر: 2013/08/16

التصويت كمفيد (1) المشاهدات (3) المتابعون (3) الإجابات (1) بلّغ عن السؤال

من قبل Abderrahim Grine , EMPLOIYEUR , COMMUNE DE COLLA

The purpose of purifying water or air is to avoid the disease , and are binding on all states

What is the purpose of water cement ratio and then how to calculate?
أفضل جواب: In concrete mix design, the ratio of the amount of water to the amount of cement used (both by weight) is ... الإطلاع على المزيد

أجوبة (1)
What is the primary purpose of the site? What’s the secondary purpose?
أفضل جواب: Many clients want their site to be everything to everyone. By writing down a single primary purpose, they ... الإطلاع على المزيد

أجوبة (1)
Why do we believe that water treatment plants are important to us?
أفضل جواب: To overcome the problem of providing a good grade water to the population, there is a essential need for ... الإطلاع على المزيد

أجوبة (1)
What are the poetic purposes of repetition in T. S. Eliot's poems, such as "The Hollow Men"?
أفضل جواب: i don't know anything about poems unfortunately i can't help with that :( الإطلاع على المزيد

أجوبة (2)

هل تحتاج لمساعدة في كتابة سيرة ذاتية تحتوي على الكلمات الدلالية التي يبحث عنها أصحاب العمل؟