Question

stainless utensils does not rust in exposure to air​

Answer 1

Explanation:

yes you are right bro

stainless

Following are the useful ways of utilising wastewater:-

(a) Wastewater can be used to recharge the groundwater

(b)Wastewater can be used for irrigation

(c) treated municipal water can be used for washing cars, watering the gardens

(c) certain pollutants in sewage water can become fertiliser for various crops.