Mari0aaayunise Mari0aaayunise
  • 23-02-2017
  • Health
contestada

Black lung disease is most commonly a result of _________.
a. strip mining
b. mountaintop removal
c. underground mining
d. oil refining

Respuesta :

Loquita253
Loquita253 Loquita253
  • 23-02-2017
Black lung disease is most commonly a result of underground mining. 
Answer Link

Otras preguntas

Add the fractions and simplify the answer: 1/2 + 2/3
Martin Luther and Johann Gutenberg were two men who broke with the Catholic Church true false
If -nx2 + tx + c = 0, what is x equal to?
Multiply and simplify.(a - 2b) (2a - b) (a + 2b)
State a true conclusion. 1) If you accept the hypothesis, then you accept the conclusion. 2) You accept the conclusion. Conclusion: ?
A kitten pushes a ball of yarn rolling toward it at 1.00 cm/s with its nose, displacing the ball of yarn 17.5 cm in the opposite direction in 2.00 s. What is th
Two numbers add to 251 and the second is 41 bigger then the first. what are the two numbers?
can you guys help me out with number 13
can you guys help me out with number 13
Which of the following is not equivalent to the formula d = rt?