Talk to your doctor about any change in the color or size of a mole or if itching, pain, bleeding or inflammation develops. Moles are a common type of skin growth. They often appear as small, dark brown spots and are caused by clusters of pigmented cells.
Halon is a fire suppressant agent found in both Fire Suppression Systems (Halon 1301) and Fire Extinguishers (Halon 1211). This is the most effective extinguishing agent available.Halon is a clean agent, which means it leaves no residue when used, so causes no damage to your property.return to top.alon is a fire suppressant agent found in both Fire Suppression Systems (Halon 1301) and Fire Extinguishers (Halon 1211). This is the most effective extinguishing agent available. Halon is a clean agent, which means it leaves no residue when used, so causes no damage to your property. return to top.
Full Definition of XENON. : a heavy colorless and relatively inert gaseous element that occurs in air as about one part in 20 million and is used especially in specialized electric lamps (as flashtubes) and in scientific research â see element table.