NC - Science and Technology

Science and Technology

• Effective number of codons, a measure to study the state of codon usage biases in genes
• Nanocoulomb, an SI unit of electric charge
• Nasal cannula, a device used to deliver supplemental oxygen
• Neural crest, a transient component of the ectoderm
• Not Connected, an unconnected pin in electronic equipment (or no connection)
• Normally closed, an electrical switch where the default position is closed
• Numerical control, a method of automatic operation of machine tools
• NC (complexity) Nick's Class, the set of decision problems decidable in polylogarithmic time on a parallel computer with a polynomial number of processors
• National coarse, a Unified Thread Standard for screw, nut, and bolts
• Nanocapsule
• Noise Curve, a graphic representation of sound pressure levels relative to human hearing perception