The nitrogen fixation reaction of calcium carbide with nitrogen gas in a reactor vessel at about 1,000°C, producing nitrolim.

plural of process window index

A branching stochastic process arising from the statistical investigation of the extinction of family names, which are modelled as patrilineal, while offspring are randomly either male or female, and names become extinct if holders die without male descendants. It is useful in understanding human Y-chromosome DNA haplogroups.

A chemical process for the production of phenol, involving the initial production of chlorobenzene from benzene, hydrochloric acid and oxygen, and then the hydrolysis of chlorobenzene to phenol.

(international shipping) A computer.

plural of automatic data processing machine

(meteorology) A process of ice crystal growth that occurs in mixed-phase clouds (containing a mixture of supercooled water and ice) in regions where the ambient vapor pressure falls between the saturation vapor pressure over water and the lower saturation vapor pressure over ice.