Maghreb means west. The countries of the Maghreb region of Northwest Africa (which is sometimes called Maghrib)are Tunisia, Algeria, Morocco, Libya, and Mauritania. Traditio â¦ nally the geographical region included only Morocco, Algeria, Tunisia, and Libya. The Arab Mahgreb Union of 1989 included Mauritania in the economic group.
1 6. 2  Domestic water demandï§ water required in the houses for drinking, bathing, cooking, washing etc.ï§ mainly depends upon the habits, social status, climatic conditions and customs of the people.ï§ As per IS: 1172-1963, under normal conditions, the domestic consumption of water in India is about 135 litres/day/capita. Domestic water demandï§ water required in the houses for drinking, bathing, cooking, washing etc.ï§ mainly depends upon the habits, social status, climatic conditions and customs of the people.ï§ As per IS: 1172-1963, under normal conditions, the domestic consumption of water in India is about 135 litres/day/capita. 2  7.
World Health Organization (WHO) has prescribed an acceptable limit of 500 mg/L. As per Bureau of Indian Standards (IS: 10500) guidelines, 500 mg/L is the desirable limit and 2000 mg/L is the permissible limit, which means drinking water having TDS in excess of 2000 mg/L must be rejected.t is measured in milligrams per unit volume of water (mg/L) and also referred to as parts per million (ppm). For drinking water, the maximum concentration level set by EPA is 500 mg/L.