What is "sqm"

SQM may refer to:

• Sociedad Química y Minera de Chile, a Chilean mining and chemical enterprise
• Software quality management
• Spectrum quality management
• Supplier Quality Management
• Sensors Quality Management Inc.
• Sky Quality Meter, a device for measuring light pollution

and also :

• São Miguel do Araguaia airport IATA code

sqm may refer to :

• square metre
• Windows Live Messenger log file extension