(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.
The MAF (mass air flow) sensor measures the air entering the engine. The powertrain control module (PCM) uses that reading along with others to ensure proper fuel delivery at any given time. Basically this P0101 diagnostic trouble code (DTC) means that there is a problem with the Mass Air Flow (MAF) sensor or circuit.