38 PRODUCTS P ur e w at e r c l e a n a i r Omya Calcium and Magnesium Carbonates r emineralize desalinated water to make it drinkable suitable for irri gation and at the same time pr otect water infrastructur e fr om corr osion r ed water ef fect The minerals act as pH buf fer help to impr ove taste and r educe the chemical demand in municipal water tr eatment In waste water tr eatment pr ocesses they adsorb contaminants like heavy metals and accelerate focculation Acid rain as an ef fect of air pollution is harmful to vegeta tion and human health Power stations use Omya Calcium Carbonates in the scrubbers to r emove and neutralize pollutants like sulphur The carbonate particles r eact with the sulphur gas to form neutral calcium sulphate gypsum which later can be used to pr oduce gypsum boar d as building material W a t e r a n d a i r a r e k e y f a c t o r s f o r h u ma n a nd a n i ma l w el l b e i ng a nd o f g r o w i n g i m p o r t a n c e i n f u t u r e