Recycling

Recycling

The processing of used materials or waste into new products to prevent the waste of potentially useful waste material, reduce consumption of fresh material, as well as reduce energy consumption and environmental pollution.

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semiochemical

Biology; Toxicology

Substance produced by plants or animals, or a synthetic analogue thereof, that evokes a behavioral response in individuals of the producing species or other species (e.g. ...

sedative

Biology; Toxicology

Substance that exerts a soothing or tranquillizing effect.

procarcinogen

Biology; Toxicology

Substance that has to be metabolized before it becomes a carcinogen.

poison in toxicology

Biology; Toxicology

Substance that, taken into or formed within the organism, impairs the health of the organism and may kill it.

repellent

Biology; Toxicology

Substance used mainly to repel blood sucking insects in order to protect man and animals. Note: This term may also be used for substances used to repel mammals, birds, rodents, ...

standardized morbidity ratio (smr)

Biology; Toxicology

Ratio of the number of deaths observed in the study group or population to the number of deaths that would be expected if the study population had the same specific rates as the ...