An actuator is the mechanism by which a control system acts upon an environment. The control system can be simple (a fixed mechanical or electronic system), software-based (e.g. a printer driver, robot control system), a human, or any other input.
Nomos or Nomoi may refer to: from the Greek term for law (Î½ÏÎ¼Î¿Ï, nÃ³mos; pl. Î½ÏÎ¼Î¿Î¹, nÃ³moi). It is the origin of the suffix -onomy, as in astronomy, economy, or taxonomy.
Nitrate (NO3) is a nitrogen by-product of the nitrifying bacteria (Nitrospira) in a filter or substrate consuming Nitrite. It was previously thought species of Nitrobacter did this. but since 1998 it's considered to be species of Nitrospira.1  Nitrate is far less toxic than nitrite and much less toxic than Ammonia.itrate (NO3) is a nitrogen by-product of the nitrifying bacteria (Nitrospira) in a filter or substrate consuming Nitrite. It was previously thought species of Nitrobacter did this. but since 1998 it's considered to be species of Nitrospira.