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Samples in periodicals archive:
CNG is made by compressing natural gas drawn from domestically drilled gas wells to less than 1 percent of its volume at standard atmospheric pressure.
To test this, the scientists squeezed a small sample of the material between two diamond anvils, generating pressures inside the sample that were 326,000 times greater than standard atmospheric pressure.
The European Union defines a VOC as "any organic compound having an initial boiling point less than or equal to 250[degrees]C when measured at a standard atmospheric pressure of 101.
Mitsui Engineering is developing a hydrating process of mixing water and natural gas under 2C and 50 times standard atmospheric pressure.
Some buyers base their vacuum and flow specs on standard atmospheric pressure of 14.