Which phrase best describes fracking?
removing the top layer of an ore-bearing mountain to access mineral resources
using water and chemicals at high pressure to open up fissures to access mineral resources
removing the top layer of an ore-bearing mountain to access oil and gas resources
using water and chemicals at high pressure to open up fissures to access oil and gas resources
1 answer
using water and chemicals at high pressure to open up fissures to access oil and gas resources