Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
chm
on March 24, 2015
|
parent
|
context
|
favorite
| on:
China used more cement in 3 years than the U.S. di...
Indeed but if you want a pretty good estimate you can just whatever mixing factor is most common in China or the US and convert :)
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search: