Also known as: NA., NA+, NA-
NA stands for various terms. Discover the full forms, meanings, and possible interpretations of NA across different fields and industries.
Relying on natural (physical, chemical, or biological) processes to reduce mass, toxicity, mobility, volume or concentration of compounds in earth or groundwater. Under proper conditions, can be used for perchloroethylene (PCE), trichloroethylene (TCE), and trichloroethane (TCA) at a lower cost than conventional remediation technologies.
MedicalAnnual volume, published by the Admiralty giving astronomical information essential to navigation Firsi issued 1767
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