Answer:shale
Explanation: pressure compacts the shale into slate, and heat hardens it
Answer:
1600 Pennsylvania Avenue NW, Washington, DC 20500, United States
Explanation:
Exact White House address :D
Answer:
Explanation:
Aluminum, iron (and steel), magnesium, titanium, zinc, and silica (from glass) are obtained through recycling. Some bikes are made with titanium or scandium-aluminum alloyed metals.