International System of Units
Definitions of SI units and SI prefixes, units outside the SI, rules and style conventions, historical context for SI units, international aspects of the SI, and unit conversions.
http://physics.nist.gov/cuu/Units/index.html

Microguru Corporation
Basic Inventory Control (BIC) tracks the orders, receipts, shrinkage, allocation, and shipment of products. BIC displays physical units in stock, allocated units, available units in stock, and units on order.
http://www.microguru.com/

AHR EXPO
Air-Conditioning, Heating, Refrigerating Exposition. Includes registration, attendee and exhibitor information.
http://www.ahrexpo.com/

USA - ASHRAE
American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. - publishes standards in the areas of HVAC and refrigeration.
http://www.ashrae.org/

Isolate, Inc.
Hospital TB isolation units, odor control, HEPA air filtration, IAQ chemical air filter units, ultraviolet disinfection, air filtration, and air conditioning units.
http://www.isolate.com/

CC Jensen Oil Filtration Units
CJC Purifiers, water separators and fine filtration units are offline units that will circulate the oil in the reservoir of the machine leaving you clean and dry oil.
http://www.ccjensen.com/

Baltic Refrigeration Group
Distributes products used in the refrigerating and air conditioning industry, including refrigerants, oils, alloys, and equipment components. Located in Latvia.
http://www.brgroup.lt

The Foot Rule
Tables of unusual measures such as Wool Weights, Yarn Lengths, Coal Weights, Butter Weight, Hay and Straw capacities, Timber Capacity, Cotton Wool Weights & Miscellaneous Liquid Measures.
http://www.footrule.com/

Foshan Tongbao Corporation Limited
Product range includes appliance thermostats, refrigerating compressor components, air conditioners controls, and washing machine accessories.
http://www.fstb-china.com

Bright Technologies
Bright Technologies a division of Sebright Products, Inc., manufacturers high quality Belt Filter Press and High Density Extruders for dewatering, solidification and de-packaging of your wet waste material, Xtractors for outdated recycling, and Densifiers for EPS and EPP Foam.
http://www.brightbeltpress.com/