<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type = content=text/html;charset=iso-8859-1> <STYLE></STYLE> <META content="MSHTML 6.00.2600.0" name=GENERATOR></HEAD> <BODY id=MailContainerBody style="PADDING-LEFT: 10px; FONT-WEIGHT: normal; FONT-SIZE: 10pt; = COLOR: #000000; BORDER-TOP-STYLE: none; PADDING-TOP: 15px; FONT-STYLE: = normal; FONT-FAMILY: Verdana; BORDER-RIGHT-STYLE: none; = BORDER-LEFT-STYLE: none; TEXT-DECORATION: none; BORDER-BOTTOM-STYLE: = none" leftMargin=0 topMargin=0 acc_role="text" CanvasTabStop="true" name="Compose message area"> <DIV> <DIV>Robert,</DIV> <DIV> </DIV> <DIV>The first step is to determine which types of extinguishers were = used in this inane act.  Following is information from fireextinguisher-101.com.  Note that BC types leave a corrosive = residue and that ABC types leave a sticky residue.  Good look and keep up = posted on your experience/success.</DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial"> <P><FONT face="Georgia, Times New Roman, Times, serif">Here are the = <B>most common types of fire extinguishers:</B></FONT></P> <TABLE height=71 cellSpacing=0 cellPadding=0 width="100%" = border=0> <TBODY> <TR vAlign=top> <TD width="25%"><IMG height=386 alt="Finding the right fire extinguisher is important." src="http://www.fire-extinguisher101.com/types.jpg" = width=250></TD> <TD vAlign=center width="75%"> <UL> <LI><FONT face="Georgia, Times New Roman, Times, = serif"><B>Water extinguishers</B> or APW extinguishers (air-pressurized water) = are suitable for <B>class A fires only</B>. <A title=http://www.fire-extinguisher101.com/using.html href="http://www.fire-extinguisher101.com/using.html">Never = use a water extinguisher on grease fires</A>, electrical fires or = class D fires - the flames will spread and make the fire bigger! Water = extinguishers are filled with water and pressurized with = oxygen. Again - water extinguishers can be very dangerous in the wrong type = of situation. Only fight the fire if you're certain it contains = ordinary combustible materials only.</FONT> <LI><FONT face="Georgia, Times New Roman, Times, = serif"><B>Dry chemical</B> extinguishers come in a variety of types and are = suitable for a combination of <B>class A, B and C fires</B>. These are = filled with foam or powder and pressurized with nitrogen. </FONT> <UL> <LI><FONT face="Georgia, Times New Roman, Times, = serif"><B>BC</B> - This is the regular type of dry chemical extinguisher. It is = filled with sodium bicarbonate or potassium bicarbonate. The BC = variety leaves a mildly corrosive residue which must be cleaned = immediately to prevent any damage to materials. </FONT> <LI><FONT face="Georgia, Times New Roman, Times, = serif"><B>ABC</B> - This is the multipurpose dry chemical extinguisher. The ABC = type is filled with monoammonium phosphate, a yellow powder that = leaves a sticky residue that may be damaging to electrical appliances = such as a computer</FONT> = </LI></UL></LI></UL></TD></TR></TBODY></TABLE> <P><FONT face="Georgia, Times New Roman, Times, serif">Dry chemical extinguishers have an advantage over CO2 extinguishers since they = leave a non-flammable substance on the extinguished material, reducing the = likelihood of re-ignition. </FONT></P> <UL> <LI><FONT face="Georgia, Times New Roman, Times, serif"><B>Carbon = Dioxide (CO2) extinguishers</B> are used for <B>class B and C fires</B>. CO2 = extinguishers contain carbon dioxide, a non-flammable gas, and are = highly pressurized. The pressure is so great that it is not uncommon for = bits of dry ice to shoot out the nozzle. They don't work very well on class = A fires because they may not be able to displace enough oxygen to put the = fire out, causing it to re-ignite. </FONT></LI></UL> <P><FONT face="Georgia, Times New Roman, Times, serif"><A title=http://www.fire-extinguisher101.com/using.html href="http://www.fire-extinguisher101.com/using.html"><IMG title=http://www.fire-extinguisher101.com/using.html height=233 alt="Knowing the proper way to use a fire extinguisher is vital." = hspace=5 src="http://www.fire-extinguisher101.com/demo.jpg" width=175 = align=left border=0></A>CO2 extinguishers have an advantage over dry chemical extinguishers since they don't leave a harmful residue - a good choice = for an electrical fire on a computer or other favorite electronic device such = as a stereo or TV.</FONT></P> <TABLE cellSpacing=0 cellPadding=0 width="70%" align=center = border=0> <TBODY> <TR> <TD vAlign=top> <DIV align=center><FONT face="Georgia, Times New Roman, Times, serif"><B><FONT = color=#ff0000>It is vital to know what type of extinguisher you are using. Using = the wrong type of extinguisher for the wrong type of fire can be = life-threatening.</FONT></B></FONT></DIV></TD></TR></TBODY></TABLE> <P><FONT face="Georgia, Times New Roman, Times, serif">These are = only the common types of fire extinguishers. There are many others to choose = from. Base your selection on the classification and the extinguisher's = compatibility with the items you wish to protect. </FONT></P></DIV></BLOCKQUOTE></DIV></BODY></HTML>