Example Air Pollutants || Environmental Science
Some common air Pollutants and their Source Pollutants Major…
Some common air Pollutants and their Source Pollutants Major…
Pollutants: Any substance produced either by a natural source or by human acti…
i) A ssertive sentence or declarative  sentence: A sentence that makes a staem…
What are Alloys? Alloys are mixtures of two or more metals or a metal and a n…
What is colloid?  A homogeneous non-crystalline substance consisting of large …
Type of Waste 1. Toxic waste  causes serious problem to our health and to the …
Antelopes- Short Ape- Gibbers Ass- brays Bear- Growls Bird-Hums, Sings, Chirp…