toxicity

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toxicity

[täk′sis·əd·ē]

(pharmacology)

The quality of being toxic.

The kind and amount of poison or toxin produced by a microorganism, or possessed by a chemical substance not of biological origin.

References in periodicals archive ?

Effects of environmental pH and calcium on ammonia toxicity in channel catfish.

Transport of Astyanax altiparanae Garutti and Britski, 2000 in saline water/Transporte de Astyanax altiparanae Garutti and Britski, 2000 em agua salinizada

Swimming and ammonia toxicity in salmonids: the effects of sub lethal ammonia exposure on the swimming performance of coho salmon and the acute toxicity of ammonia in swimming and resting rainbow trout.

Use of metabolism to evaluate the sublethal toxicity of mercury on Farfantepaneus brasiliensis larvae (latreille 1817, crustacean)

Six images of salt toxicity on various species are included as are eight images of ammonia toxicity.

Nutrient Deficiencies and Toxicities of Plants CD-ROM

In discussing nitrification and denitrification, the author states that many treatment plants nitrify to remove ammonia toxicity.

Paradoxical reactions in chlorination

ARP can be used to reduce plant nitrogen nutrient emissions directly or as a step in the Company's patented "Enhanced Biogas Production Process", a proprietary method of upgrading new or existing wastewater treatment plants to lower ammonia toxicity and optimize biogas production in their anaerobic digesters - the key process component in a typical wastewater treatment plant.