| CSIN | Chemical Substances Information Network |
|---|---|
| EINECS | European Inventory of Existing Commercial Chemical Substances |
| HSDB | hazardous substances data bank |
| HSEES | Hazardous Substances Emergency Events Surveillance [system] |
| RTECS | Registry of Toxic Effects of Chemical Substances |
| controlled ventilation | Intermittent application of mechanically or manually generated positive pressure to gas(es) in or about the airway as a means of forcing gases into the lungs in the absence of spontaneous ventilatory efforts. Synonym: controlled respiration. (05 Mar 2000) |
|---|---|
| pressure-controlled respirator | A respirator that provides a predetermined pressure to gases during inhalation, the volume of gas moved being variable, depending upon resistance. (05 Mar 2000) |
| noncondensing, controlled extraction turbine | A turbine that bleeds part of the main steam flow at one (single extraction) or two (double extraction) points. (05 Dec 1998) |
| environment, controlled | A state in which the environs of hospitals, laboratories, domestic and animal housing, work places, spacecraft, and other surroundings are under technological control with regard to air conditioning, heating, lighting, humidity, ventilation, and other ambient features. The concept includes control of atmospheric composition. (12 Dec 1998) |