ANSWERS(RATED A)
Fire guard - ANSWER A person holding a certificate of Fitness for such purposes, who
is trained in and responsible for maintaining a fire watch and performing such fire safety
duties as may be prescribed by the commissioner
Fire Watch - ANSWER A temporary measure intended to ensure continuous and
systemic surveillance of a building or portion thereof by one or more qualified individuals
for the purposes of identifying and controlling fire hazards, detecting early signs of fire,
raising an alarm of fire, and notifying the department
Hot Work - ANSWER Cutting, welding, thermit welding, brazing, soldering, grinding,
thermal spraying, thawing pipe, cadwelding, installation of torch - applied system or any
other similar operation or activity
oxygen-fuel gas torches have two separate containers: - ANSWER a pressurized fuel
gas container and a pressurized oxygen container.
The oxygen cylinder - ANSWER made of steel and contains 100% oxygen.
A mixture of oxygen and a fuel gas is used to - ANSWER generate a flame
oxygen intensifies - ANSWER the burning of the fuel gas.
Oxy-propane torches can produce about _____ degrees Fahrenheit higher than the air-
propane torch can generate - ANSWER 1,500
Acetylene is used because - ANSWER compared to the other fuel gases it creates the
greatest amount of heat when burned (i.e. 3,000 degrees Fahrenheit higher than an air-
propane torch)
Both gas containers have control valves on the ___ of the container. - ANSWER top
The valves control the - ANSWER discharge of gas from the containers
Gas containers also have a - ANSWER protective cap or protective collar.
when the cylinders are not in use - ANSWER The caps should be screwed on over the
valve
The oxygen is stored at pressures up to - ANSWER 2200 psi