Hydraulic fracturing is not new. Drilling companies have fractured shale for decades to release and extract trapped hydrocarbons nearby. What has changed, however, is the scale of the energy available due to advances in horizontal drilling.
from Automotive News Breaking News Feed http://ift.tt/11jlQDx
Source Auto News
from Automotive News Breaking News Feed http://ift.tt/11jlQDx
Source Auto News
沒有留言:
張貼留言