Cost is certainly no obstacle for a device called an excess flow valve, which prevents gas from building up in a house if a service line is ruptured.
2.
And the Office of Pipeline Safety has questioned the workability of another proposal now on the NTSB's list of most-wanted safety improvements : require the installation of excess flow valves that would automatically shut off natural-gas distribution systems in residential areas.
How to say excess flow valve in Hindi and what is the meaning of excess flow valve in Hindi? excess flow valve Hindi meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.