General Training IELTS (Band 8 and Above) - Pollution

a waste treatment process that involves the combustion of substances contained in waste materials

a risk to human health or to the environment caused by a biological source, especially microorganisms

a thick, muddy substance often found at the bottom of liquids, like wastewater or industrial fluids

the wastewater or used water that contains various types of contaminants, including human and household waste, from residential, commercial, or industrial sources

liquid waste or sewage discharged into rivers, lakes, or the sea

a black powdery substance produced by burning materials like wood or coal

waste or debris produced by the disintegration or decomposition of organic or inorganic matter

a suspension of tiny particles or droplets in the air

a small, discrete particle or substance, especially one suspended in air, such as dust, pollen, or soot

a device in a vehicle's exhaust system that reduces the emission of harmful pollutants by promoting chemical reactions that convert them into less harmful substances

airborne particles, such as dust or debris, that settle after a nuclear explosion or similar event

a protective garment worn by workers to safeguard against exposure to hazardous substances or environments

a durable and lightweight plastic widely used for making bottles and food containers due to its strength and recyclability

a soft greyish substance that is resistant to fire and heat and was previously used in the buildings, clothing, etc.

not containing lead or other additives harmful to the environment