
HELIUM
Pure helium is essential for many industries and applications.
– SEMICONDUCTOR
– OPTICAL FIBER
– SCIENTIFIC RESEARCH
– TETHERED BALLOON OR AIRSHIP
– LEAK DETECTION
In a mixture, helium is used for the manufacture of airbags; arc welding and lasers
Characteristics and Usage Data
I- Characteristics
• stabilizes the concentration of gases
• exists in abundance in the atmosphere of the sun
• rarest gas on planet Earth
• gas 7 times lighter than air – odorless – colorless
• coldest gas on Earth (-269°C)
• inflation of balloons
• essential element of medical scanners (magnetic resonance imaging, MRI)
II- Usage Data
• used for cooling powerful magnets and the production of optical fiber.
• used in space for cooling satellite launchers,
• used in the automobile industry for the production of airbags purity: 99.9999%.