1. Home
  2. > surface mining techniques are used to extract of the coal used in the united states

surface mining techniques are used to extract of the coal used in the united states

Start studying Quiz Chapter 12. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Surface mining techniques are used to extract of the coal used in the United States. a.100 b.40 c.60 d.80 e.20. c.60. United States dependence on foreign countries for mineral resources other than oil could occur in the

Get Price
contact us
Hi,may I help you with products, price, etc?