Sentence examples for substance toxicity from inspiring English sources

The concept implicitly assumes that all single substance toxicity data are recorded for the same species, in the same bioassay and using the same endpoint.

At the threshold of the water solubility of the substance, toxicity tests are very difficult to conduct and cannot be performed as a matter of routine.

Variation in body weight, especially when control group is compared to treatment groups during toxicological study, can be one of the many indicators of the substance toxicity [29].

For regulatory purposes it is of major importance whether the combined hazard of these substances can be predictively assessed from the single substance toxicity.

Wounds were named as the primary cause of death in 39 cases (45%), asphyxia was the cause in 19 cases (22%), natural death was the cause in 15 cases (19%), and substance toxicity was found in 1 case.

This suggests that the HI values for the IIIB mixtures, i.e. their predicted toxicity, are largely driven by the HQ values, i.e. the single substance toxicity, from the top four substances.

Nickel like other metals in trace correct amounts may have important role in human and animal physiology, but it is a known toxic substance whose toxicity effects are at higher organs levels including the brain and the kidney (USA-EPA 2004) but other metals are also known to cause hypertension and different forms of cancers (Hu 2002; Salem et al. 2000).

Additionally, laboratory 3 only experienced minimal (i.e. 1%) anaerobic degradation of isoFA + 7EO and reported that this test substance demonstrated toxicity towards the inoculum.

3 Unlike traditional recreational drugs, little is known about the chemical composition of these new substances, their toxicity or the long-term effects associated with their use, meaning they pose a serious challenge to public health agencies and has the potential to undermine the objectives of Public Health England.

For some substances, increased toxicity has been demonstrated for the nanoparticle form, which should be considered in LCA studies.

Although substance-associated toxicity was observed in the mammalian tests, no mutagenic or clastogenic effects were induced.