Lucindajohns

1 liter of chlorine yeilds - 450 liters of chlorine gas 20 psi - Absolute minimum pressure 3 types of plastic - Pvc-polyvinyl chloride PE-polyethylene PB-polybutylene 35 psi - Minimum working pressure

A lack of chlorine residual in a distribution system could indicate? - The presence of heavy contamination A supervisor neglecting the safety hazards could be... - Fined, sentenced to jail, barred from working All trenches and excavations are unsafe until... - Proper shoring, used, and back filled Biofilms will grow more easily on materials that supply... - Nutrients

1 cubic foot of water passes a point in 1 minute. What is the flow rate? - 7.48 GPM 177 feet of head equals a pressure of - 76.6 PSI 33.2 MGD is dosed with 0.3 mg/L polymer. How much polymer is required? - 83.1 PPD A sanitary seal - Prevents contamination from entering a well

_____________ water pressure must be maintained to ensure adequate customer service during peak flow periods. However, minimum positive pressure must be maintained in mains to protect against backflow or backsiphonage from cross-connections. - Minimum _______________ available chlorine is very effective in killing bacteria. - Free A continuous positive pressure in a distribution system is essential for preventing what event? - Backflow Event

A __________ has limited means for entry or exit, is not designed for continuous occupancy and is large enough that an employee can enter to perform work. - Confined space A backflow prevention assembly that consists of two independently acting approved check valves together with a hydraulically operating, mechanically independent pressure differential relief valve located between the check valves would describe a - Reduce pressure principle assembly A brief session to discuss aspects of a ...

A brownout has occurred within a building. A technician is repairing a workstation which has a power light, but is not displaying anything on the screen and is not making any sounds during boot up. Which of the following should be used to further troubleshoot the workstation? - POST card A client's computer is not connecting to a website. Which of the following commands will allow the technician to view the route/number of hops between the host and remote systems? - tracert A cloud computi...

A 1600 g neonate receives oxygen by oxyhood at an FiO2 of 0.60. The flowmeter is set at 5 lpm. While analyzing the oxygen, the respiratory therapist notices varying FiO2 reading at different locations inside the oxyhood. The therapist should.... recalibrate the oxygen analyzing device increase the flow to the oxyhood place the neonate in an isolette at an FiO2 of 0.60 check the water level of the humidier - increae the flow to the oxyhood A 17 year-old patient receives 40% oxygen via a Ve...

A 15-year-old with cystic fibrosis is receiving pressure control SIMV with pressure support due to a severe bilateral pneumonia. The pulmonologist asks you to administer aerosolized dornase alfa (Pulmozyme, DNase) in-line with the ventilator. Which of these devices would you select to administer this therapy? A. dry powder inhaler (DPI) B. vibrating mesh nebulizer C. metered dose inhaler (MPI) D. small volume nebulizer - b. vibrating mesh nebulizer A bubble humidifier is connected to a f...

A 13 year-old patient in the ED is complaining of dyspnea, chest tightness, and a loose productive cough. The patient has a respiratory rate of 28 breaths/minute and bilateral wheezing in the lungs. What treatment should the respiratory therapist initiate? A. levalbuterol B. oxygen C. salmeterol D. PEP - oxygen A 16 year-old patient with cystic fibrosis attends public high school. Which of the following bronchial hygiene therapies would be most appropriate for this patient? A. intrapulm...

A 13 year-old patient in the ED complains of dyspnea, chest tightness, and a loose productive cough. The patient has a respiratory rate of 33 breaths/minute and bilateral wheezing in the lungs. What treatment should the respiratory therapist initiate? A. Levalbuterol B. Oxygen C. Salmeterol D. PEP - B. Oxygen A 19-year-old patient is brought to the Emergency Department after taking a handful of pills. The patient is obtunded but is making regular, sonorous respiratory efforts. Auscultati...