(who knows yet) The strongest ever recorded has been a 9.5 magnitude in Chile (1977) http://earthquake.usgs.gov/earthquakes/world/10_largest_world.php. mercalli scale. Measures earthquake damage, the level of intensity of the earthquake, and the effect of the event on people.
Air Force Memo For Record (MFR) The memorandum for record (commonly referred to as Memo for Record, MR, or MFR) is used as an informal, in-house document. People working together generally pass information back and forth verbally but sometimes it needs to be recorded and filed for future reference. A Memo for Record is perfect for this purpose.
MFS: Macomb Family Services: MFS: Mad Fabricators Society : MFS: Magnetic Tape Field Search: MFS: Maine Forest Service: MFS: Major Facilitator Superfamily: MFS: Managed Firewall Services : MFS: Manager of Financial Services: MFS: Manned Flight Simulator : MFS: Maquis Forces Ship : MFS: Marathon Finishing Systems: MFS: Marfan Syndrome: MFS: Married Filing Separately: MFS