Which type of fastener is designed for light-gauge steel framing (LGSF)?
A) Self-tapping screws B) Machine screws
C) Lag screws D) Self-piercing screws
A
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The three-way catalyst is used to convert HC, CO2, and NOx into less harmful gases.
Answer the following statement true (T) or false (F)
Si el costado del conducto que va a aislarse mide 24 pulgadas (60,96 cm) y tiene un ancho de 60 pulgadas (1,52 m), ¿de qué tamaño debe cortarse la pieza lateral?
a. 22" (55,88 cm) b. 26 -1/2" (67,31 cm) c. 60" (152,4 cm) d. No es necesario cortarla. El material tiene un ancho de 24" (60,96 cm).
Why are used refrigerant oils NOT disposed of at an automotive oil recycler?
A) Used refrigerant oil and used automotive oil can be mixed during disposal. B) Used refrigerant oil and used automotive oil are not compatible. C) Used refrigerant oil and used automotive oil are compatible. D) Used refrigerant oil and used automotive oil are interchangeable.
Backlash is the amount of movement between the tooth contact of two gears in mesh.
Indicate whether the statement is true or false.