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.
Xenon is one of the noble gases on the Periodic Table, and it's odorless and colorless. It works in much the same way as the halogen gases when retarding the filament's evaporation, but it also produces a bright-white light when stimulated by electricity. Xenon is a more expensive material than any of the halogens.