Bioblock Scientific
	BOC Cryospeed
	British Compressed Gases Association
	British Cryoengineering Society
	Central Laboratory of the Research Councils
	CERN
	Compressed Gas Association
	Cryoforum
	CryogenicIndustry.com
	Cryogenic Society of America
	Cryophysics
	East Changing Technologies (China)
	GasWorld
	Institute of Physics
	Institute of Refrigeration
	Kelvin International Inc
	Nerliens
	National Institute of Standards & Technology (NIST)
	Oxford Cryosystems
	Oxford Instruments
	Rockgate Co (Japan)
	Starchaser
	Stirling Cryogenics & Refrigeration
	Technology resources - directory of Technology related websites.
	Teco - Rene Koch

	CERN Courier
	Cold Facts
	Cryogas International
	Cryogenics
	GasWorld

	Cryogenic Information Centre
	Goran Perinic's Home Page - CERN - Cryogenic Info & Safety Course
	HSE Publication - Carriage of Dangerous Goods by Road and Rail
	HSE Press Release - Liquid Nitrogen
	HSE Publication - Pressure Systems Safety Regulations 2000 - Written Schemes of Examination
	HSE Publication - Pressure Systems - Safety and You
	NIST Chemistry Webbook
	Pressure Systems Safety Regulations 2000 : Statutory Instrument 2000 No 128

Properties of Cryogenic Fluids

	Liquid Nitrogen
	Liquid Oxygen
	Liquid Argon
	Liquid Carbon Dioxide
	Liquid Air