A teacher asks her students to collect garbage from the school playground. Anup, a student, separates wet garbage into one bucket and dry garbage into another. Why does he do so?

Prolonged occupational exposure to excessive noise from heavy machinery without hearing protection causes noise-induced hearing loss. Excess noise is categorized as a:

Long-term exposure to indoor air pollutants, such as smoke from burning biomass fuels, significantly increases the risk of developing chronic respiratory conditions like: