One difference in common fuel oil burners and waste oil burners is that waste oil burners installed indoors
_____.
a. cannot burn regular fuel oil
b. use a hot-surface igniter
c. use compressed air to atomize the fuel
d. do not need to be vented
c
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Una columna de concreto que tiene un diámetro de 3 pies y una altura de 20 pies requiere _____ yardas cúbicas de con- creto. Redondee su respuesta a la 1 ?4 yarda cúbica más cer- cana.
a. 51 /4 b. 73 /4 c. 141 /2 d. 211 /4
Go to the Stem Cell Institute (University of Minnesota) Web site and watch the video on the making of the rat heart. Do you think this type of technology, when and if it is ready for humans, should be paid for by health insurance? Should it be available without conditions, that is age or reason for the failing heart? If you believe it should be made available but with conditions, what should these conditions be?
What will be an ideal response?
All hydraulic fluids are petroleum-based.
Answer the following statement true (T) or false (F)
There are basically two types of antifreeze, those based on propylene glycol and those based on ethylene glycol.
Answer the following statement true (T) or false (F)