The temperature marking for organic dusts that may dehydrate or carbonize, the temperature marking shall not exceed the lower of either the ignition temperature or ____.
A. 100°C
B. 165°C
C. 175°C
D. 200°C
Answer: B
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____ is an operation that is used on sheet metals. As with deep drawing, a metal is deformed between a cavity and a closely fitting plunger. The edge of the plunger fits closely to the edge of the cavity, and the metal is cut with a shearing action.
A. Stamping B. Sintering C. Forging D. Sloped drawing
Which of the following result in smog when exposed to sunlight?
A) Unburned hydrocarbon (HC) B) Oxides of Nitrogen (NOx) C) Carbon Dioxide (CO2 ) D) Both A and B
Which is the largest?
A) 0.25 B) 0.375 C) 1/50 D) 1/10
To assure that the construction will be performed in a sustainable manner, or when completed the project will seek a green certification, the construction contractor may employ ______________________ to assure a positive outcome.