Glossary and abbreviations

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Hazardous waste

All waste of a polluting nature, representing a health or environmental risk, and requiring appropriate treatment.

Healthcare waste

Heat insulation (lagging)
Installation of a heat insulation product.

Heat insulation

Application of a product to prevent or reduce the transmission of heat.

HIW

Hazardous industrial waste

Hotspot

NGO (non-governmental organization) Conservation International has identified 34 hotspots that are the richest and most endangered reservoirs of plant and animal species in the world.

Household waste

Waste generated by domestic household activities.

Household waste flue gas treatment waste

Household waste flue gas treatment waste (Industrial waste flue gas treatment waste). Solid waste collected after chemically treating flue gas in order to reduce pollution. The treatment is based on neutralization coupled with filtration. The process allows over 98% of household waste incineration flue gas to be treated. The pollutants targeted are acidic gases and particles, along with heavy metals, nitrogen oxides and dioxins, which are treated using additional processes. Mainly comprised of fly ash (dust), household waste flue gas treatment waste is stabilized before being deposited in a hazardous waste landfill.

Household wastewater

Refers to soapy residual water. It includes wastewater from showers, dishwashers and washing machines.

HWIP

Hazardous waste incineration plant

Hydrocarbons

Binary compounds of carbon and hydrogen, such as oil and gas.