Initially, water is collected from a natural source such as a river or lake., , Subsequently, it is passed through a screen to remove large objects., , In the following stage, chemicals are added to help small particles join together., , As a result, these particles form larger clumps., , After that, the water is filtered through sand and gravel., , Following this, it is disinfected to remove harmful bacteria., , The clean water is then stored in large tanks., , Finally, it is distributed to homes for daily use., .

process manufacturing

بواسطة
طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

)
استعادة الحفظ التلقائي: ؟