Subscribe / Renew |
|
Contact Us |
|
► Subscribe to our Free Weekly Newsletter |
Construction Bids
home | Welcome, sign in or click here to subscribe. | login |
November 29, 2012
Concrete as a building material is thousands of years old, but researchers are still working on ways to improve it. Of special interest is finding a method to improve concrete's self-healing properties.
. . .
Previous columns: