ethane
pronunciation
How to pronounce ethane in British English:
UK [ˈi:θeɪn]
How to pronounce ethane in American English:
US [ˈɛθˌen]
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- Noun:
- a colorless odorless alkane gas used as fuel
Word Origin
- ethane (n.)
- 1873, from ethyl + -ane, the appropriate suffix under Hofmann's system.
Example
- 1. Although the airship starts off flaccid , the helium and the ethane expand as it gains altitude .
- 2. And it has rejuvenated several industries , including petrochemicals , where ethane produced from natural gas is a feedstock .
- 3. And since ethane has roughly the same density as air , the fuel in effect weighs nothing , further reducing the amount of helium needed to create buoyancy .
- 4. This is because air is pumped back into the tail envelopes as the ethane fuel is burned by the craft 's thrusters , and is also pumped into the tail and head during descent as the inner envelopes contract .
- 5. In fact , many scientists believe that warming of the earth occurred at much higher levels than those seen today due to the presence of gases like carbon dioxide ( co 2 ) , methane , ethane or ammonia .