An SBS-modified bitumen membrane may consist of two plies of SBS-modified bitumen sheets, applied with hot mopping of asphalt. Which type of asphalt is used for mopping the sheets?
What will be an ideal response?
Type IV asphalt.
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Which type of valve is used to prevent material flow in the wrong direction?
a. Butterfly valve b. Balancing valve c. Gate valve d. Check valve
En un circuito de lámpara fluorescente de arranque instantáneo, el balasto funciona para:
a. calentar los electrodos de la lámpara (cátodos) antes de aplicar alta tensión a través de la lámpara. b. aplicar una baja tensión a los electrodos de la lámpara continuamente mientras la lámpara está en funcionamiento. c. aplicar alta tensión a través de los electrodos de la lámpara en el arranque para que emitan electrones. d. aplicar continuamente baja tensión a través de los electrodos de la lámpara para que emitan electrones.
A rigorous ____________________ schedule is recommended for each machine in a facility.
Fill in the blank(s) with the appropriate word(s).
Technician A says that FRP has visible fibers on its back. Technician B says that fiberglass resin can be used to repair SMC. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B