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• Acute toxicity
  ...observed for 4 or 6 weeks (see ''PCB - acute toxicity'', ''PCDD/F - acute toxicity'').<ref> Tuomisto, Vartiainen, Tuomisto: Dioxin synopsis. Report / National
  669 bytes (93 words) - 07:39, 1 June 2011
• Developmental toxicity
  ...to embryonal or foetal death. Teratogenicity is one form of developmental toxicity, where a chemical causes permanent malformations. PCDD/Fs cause embryonal o
  931 bytes (130 words) - 08:15, 1 June 2011
• Chemical-Specific Toxicity Values
  ...ent Summary Tables (HEAST-rad HEAST-nonrad), EPA Provisional Peer Reviewed Toxicity Values (PPRTVs) Database, and other information sources. In this database,
  909 bytes (107 words) - 11:38, 22 June 2010
• International Toxicity Estimates for Risk (ITER)
  664 bytes (89 words) - 08:04, 22 June 2010

Page text matches

• TCA in groundwater
  '''Acute toxicity (human volunteers)''' '''Subchronic toxicity'''
  5 KB (675 words) - 13:19, 18 June 2012
• Dioxin emission in Hämeenkyrö
  ...been identified, and about 30 of these are considered to have significant toxicity. ...eported in toxic equivalency values (TEQ), which enables comparison of the toxicity of different combinations of dioxins and dioxin-like compounds. A TEQ is ca
  4 KB (597 words) - 11:28, 13 March 2009
• Policies to improve environmental health
  ...And environmental health scientists increasingly emphasized mechanisms of toxicity or illness within biological systems.
  5 KB (721 words) - 07:17, 22 August 2014
• Concentration-response to PM2.5
  * Toxicity differences between ambient air particles and the particles generated by di
  17 KB (2,640 words) - 07:36, 10 June 2015
• Publications of the risk research group, KTL (YTOS)
  Differences in acute toxicity syndromes of 2,3,7,8-tetrachlorodibenzo-p-dioxin
  13 KB (1,710 words) - 12:23, 3 October 2008
• Limit values for intakes of persistent pollutants via food
  ...ntration at 100 µg/kg body weight/day, and concludes that ‘the limited toxicity data suggests that for the more toxic (less brominated) PBDE congeners (eg.
  6 KB (880 words) - 10:50, 1 February 2015
• Ageing
  ...cept in impact assessment, because typically ageing reduces reactivity and toxicity of the compound.
  937 bytes (146 words) - 19:57, 20 November 2008
• Emission factors for burning processes
  ...) can be found from [http://wanda.uef.fi/pupo/index.html PUPO emission and toxicity database]
  35 KB (4,224 words) - 12:50, 9 November 2015
• Dioxin
  ...forming e.g. the middle ring of dibenzo-''p''-dioxin. It has no PCDD-like toxicity. ...are currently not considered toxic. As additional chlorines are added, the toxicity decreases, except that 2,3,4,7,8-pentachlorodibenzofuran is more toxic than
  24 KB (3,542 words) - 09:40, 7 March 2017
• Beneris project description
  ...owever, problems exist all the way from measuring the primary effect (e.g. toxicity) through extrapolation from laboratory experiments, or benefits from short ...en continuous discussion on to what extent the decisions are based only on toxicity information on these chemicals, and to what extent also beneficial effects
  14 KB (2,069 words) - 09:24, 22 March 2010
• General introduction to dioxins and PCBs
  ...cal effects of TCDD in cells. Some of the most toxic PCBs have dioxin-like toxicity based on AH receptor, but e.g. some effects of PCBs on the nervous system a A characteristic feature of the acute toxicity is an exceptionally large variation in sensitivity among species. To the gu
  10 KB (1,661 words) - 12:15, 21 August 2009
• Absorption
  ...outside the body. Therefore absorption is the first critical step towards toxicity of any chemical. The absorption of fat-soluble and poorly water-soluble dio
  971 bytes (139 words) - 07:39, 1 June 2011
• Acute toxicity
  ...observed for 4 or 6 weeks (see ''PCB - acute toxicity'', ''PCDD/F - acute toxicity'').<ref> Tuomisto, Vartiainen, Tuomisto: Dioxin synopsis. Report / National
  669 bytes (93 words) - 07:39, 1 June 2011
• Belgian chicken incident
  ...hicken farms. The problem was noticed when the chickens showed symptoms of toxicity: low fertility and deformed chicks.
  5 KB (801 words) - 07:43, 1 June 2011
• PCBs
  ...the most relevant. All additional chlorines to 2,3,7,8-structure decrease toxicity, but the spectrum of adverse effects remains similar (see TEF). Tetra-, pen ...the most relevant. Most additional chlorines to 2,3,7,8-structure decrease toxicity (see TEF), but the spectrum of adverse effects remains similar. Tetra-, pen
  3 KB (470 words) - 10:38, 1 June 2011
• Developmental toxicity
  ...to embryonal or foetal death. Teratogenicity is one form of developmental toxicity, where a chemical causes permanent malformations. PCDD/Fs cause embryonal o
  931 bytes (130 words) - 08:15, 1 June 2011
• Extrapolation
  ...the guinea pig or the hamster. Some effects of TCDD, such as developmental toxicity, are seen at low doses both in guinea pigs and hamsters, however.
  3 KB (503 words) - 18:49, 14 October 2014
• Linear extrapolation
  ...ce mechanisms, and carcinogenicity is not different from any other form of toxicity. The actual risk is probably lower than the estimate achieved by linear ext
  2 KB (251 words) - 08:59, 1 June 2011
• LOEL (LOAEL)
  ...e-honoured term is a poor and inaccurate way of defining toxicity, because toxicity is not a threshold phenomenon but fades away gradually when the dose decrea
  1 KB (192 words) - 08:55, 1 June 2011
• Metabolism
  ...d products are less toxic, but in occasional cases metabolism may increase toxicity.<ref> Tuomisto, Vartiainen, Tuomisto: Dioxin synopsis. Report / National In
  1 KB (159 words) - 09:27, 1 June 2011

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