Fly ash is a by-product of burning ____.

A. wood
B. coal
C. rocks
D. plastic


Answer: B

Trades & Technology

You might also like to view...

Tree bark is the best mulch for strawberries

Indicate whether the statement is true or false

Trades & Technology

What color is the American alligator?

A) brown B) dark yellow C) green D) black

Trades & Technology

Name three of the top five milk-producing states

What will be an ideal response?

Trades & Technology

power steering fluid pressure can be measured with a scan tool

a. true b. false

Trades & Technology