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<p>[QUOTE="Kentucky, post: 1613807, member: 33176"]From Wikipedia: Exposure to high concentrations of carbon tetrachloride (including <a href="http://www.cointalk.com/wiki/Vapor" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Vapor">vapor</a>) can affect the <a href="http://www.cointalk.com/wiki/Central_nervous_system" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Central_nervous_system">central nervous system</a>, degenerate the liver[SUP]<a href="http://www.cointalk.com/#cite_note-Seifert-10" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-Seifert-10"><font size="2">[10]</font></a>[/SUP] and kidneys[SUP]<a href="http://www.cointalk.com/#cite_note-12" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-12"><font size="2">[12]</font></a>[/SUP] and may result (after prolonged exposure) in <a href="http://www.cointalk.com/wiki/Coma" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Coma">coma</a> and even <a href="http://www.cointalk.com/wiki/Death" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Death">death</a>.[SUP]<a href="http://www.cointalk.com/#cite_note-13" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-13"><font size="2">[13]</font></a>[/SUP] Chronic exposure to carbon tetrachloride can cause <a href="http://www.cointalk.com/wiki/Hepatotoxicity" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Hepatotoxicity">liver</a>[SUP]<a href="http://www.cointalk.com/#cite_note-14" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-14"><font size="2">[14]</font></a>[/SUP][SUP]<a href="http://www.cointalk.com/#cite_note-15" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-15"><font size="2">[15]</font></a>[/SUP] and <a href="http://www.cointalk.com/wiki/Nephrotoxicity" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Nephrotoxicity">kidney damage</a> and could result in <a href="http://www.cointalk.com/wiki/Cancer" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Cancer">cancer</a>.[SUP]<a href="http://www.cointalk.com/#cite_note-16" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-16"><font size="2">[16]</font></a>[/SUP] More information can be found in <a href="http://www.cointalk.com/wiki/Material_safety_data_sheet" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Material_safety_data_sheet">Material safety data sheets</a>.[SUP]<a href="http://www.cointalk.com/#cite_note-17" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-17"><font size="2">[17]</font></a>[/SUP]</p><p>In 2008, a study of common cleaning products found the presence of carbon tetrachloride in "very high concentrations" (up to 101 mg m[SUP]<font size="2">−3</font>[/SUP]) as a result of manufacturers' mixing of surfactants or soap with <a href="http://www.cointalk.com/wiki/Sodium_hypochlorite" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Sodium_hypochlorite">sodium hypochlorite</a> (bleach).[SUP]<a href="http://www.cointalk.com/#cite_note-18" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-18"><font size="2">[18]</font></a>[/SUP]</p><p>Like many other volatile substances, carbon tetrachloride is prone to misuse by <a href="http://www.cointalk.com/wiki/Inhalant_abuse" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Inhalant_abuse">inhalation</a>, due to its possible <a href="http://www.cointalk.com/wiki/Depressant" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Depressant">depressant</a> and/or <a href="http://www.cointalk.com/wiki/Dissociative" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Dissociative">dissociative</a> effect upon the <a href="http://www.cointalk.com/wiki/Central_nervous_system" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Central_nervous_system">central nervous system</a>. Use of carbon tetrachloride in this manner presents serious health risks, and may result in toxic effects described above.</p><p>Carbon tetrachloride is also both <a href="http://www.cointalk.com/wiki/Ozone_depletion" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Ozone_depletion">ozone-depleting</a>[SUP]<a href="http://www.cointalk.com/#cite_note-19" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-19"><font size="2">[19]</font></a>[/SUP] and a <a href="http://www.cointalk.com/wiki/Greenhouse_gas" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/wiki/Greenhouse_gas">greenhouse gas</a>.[SUP]<a href="http://www.cointalk.com/#cite_note-20" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-20"><font size="2">[20]</font></a>[/SUP] However, since 1992[SUP]<a href="http://www.cointalk.com/#cite_note-21" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-21"><font size="2">[21]</font></a>[/SUP] its atmospheric concentrations have been in decline for the reasons described above (see also the atmospheric time-series figure). CCl[SUB]<font size="2">4</font>[/SUB] has an atmospheric lifetime of 85 years.[SUP]<a href="http://www.cointalk.com/#cite_note-22" class="internalLink ProxyLink" data-proxy-href="http://www.cointalk.com/#cite_note-22"><font size="2">[22]</font></a>[/SUP][/QUOTE]</p><p><br /></p>
[QUOTE="Kentucky, post: 1613807, member: 33176"]From Wikipedia: Exposure to high concentrations of carbon tetrachloride (including [URL="http://www.cointalk.com/wiki/Vapor"]vapor[/URL]) can affect the [URL="http://www.cointalk.com/wiki/Central_nervous_system"]central nervous system[/URL], degenerate the liver[SUP][URL="http://www.cointalk.com/#cite_note-Seifert-10"][SIZE=2][10][/SIZE][/URL][/SUP] and kidneys[SUP][URL="http://www.cointalk.com/#cite_note-12"][SIZE=2][12][/SIZE][/URL][/SUP] and may result (after prolonged exposure) in [URL="http://www.cointalk.com/wiki/Coma"]coma[/URL] and even [URL="http://www.cointalk.com/wiki/Death"]death[/URL].[SUP][URL="http://www.cointalk.com/#cite_note-13"][SIZE=2][13][/SIZE][/URL][/SUP] Chronic exposure to carbon tetrachloride can cause [URL="http://www.cointalk.com/wiki/Hepatotoxicity"]liver[/URL][SUP][URL="http://www.cointalk.com/#cite_note-14"][SIZE=2][14][/SIZE][/URL][/SUP][SUP][URL="http://www.cointalk.com/#cite_note-15"][SIZE=2][15][/SIZE][/URL][/SUP] and [URL="http://www.cointalk.com/wiki/Nephrotoxicity"]kidney damage[/URL] and could result in [URL="http://www.cointalk.com/wiki/Cancer"]cancer[/URL].[SUP][URL="http://www.cointalk.com/#cite_note-16"][SIZE=2][16][/SIZE][/URL][/SUP] More information can be found in [URL="http://www.cointalk.com/wiki/Material_safety_data_sheet"]Material safety data sheets[/URL].[SUP][URL="http://www.cointalk.com/#cite_note-17"][SIZE=2][17][/SIZE][/URL][/SUP] In 2008, a study of common cleaning products found the presence of carbon tetrachloride in "very high concentrations" (up to 101 mg m[SUP][SIZE=2]−3[/SIZE][/SUP]) as a result of manufacturers' mixing of surfactants or soap with [URL="http://www.cointalk.com/wiki/Sodium_hypochlorite"]sodium hypochlorite[/URL] (bleach).[SUP][URL="http://www.cointalk.com/#cite_note-18"][SIZE=2][18][/SIZE][/URL][/SUP] Like many other volatile substances, carbon tetrachloride is prone to misuse by [URL="http://www.cointalk.com/wiki/Inhalant_abuse"]inhalation[/URL], due to its possible [URL="http://www.cointalk.com/wiki/Depressant"]depressant[/URL] and/or [URL="http://www.cointalk.com/wiki/Dissociative"]dissociative[/URL] effect upon the [URL="http://www.cointalk.com/wiki/Central_nervous_system"]central nervous system[/URL]. Use of carbon tetrachloride in this manner presents serious health risks, and may result in toxic effects described above. Carbon tetrachloride is also both [URL="http://www.cointalk.com/wiki/Ozone_depletion"]ozone-depleting[/URL][SUP][URL="http://www.cointalk.com/#cite_note-19"][SIZE=2][19][/SIZE][/URL][/SUP] and a [URL="http://www.cointalk.com/wiki/Greenhouse_gas"]greenhouse gas[/URL].[SUP][URL="http://www.cointalk.com/#cite_note-20"][SIZE=2][20][/SIZE][/URL][/SUP] However, since 1992[SUP][URL="http://www.cointalk.com/#cite_note-21"][SIZE=2][21][/SIZE][/URL][/SUP] its atmospheric concentrations have been in decline for the reasons described above (see also the atmospheric time-series figure). CCl[SUB][SIZE=2]4[/SIZE][/SUB] has an atmospheric lifetime of 85 years.[SUP][URL="http://www.cointalk.com/#cite_note-22"][SIZE=2][22][/SIZE][/URL][/SUP][/QUOTE]
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