> Your link describes a facet of concrete production, which is hardly useless.
Here is the key part of the article: "critics claim this is merely a reversion to the LDP’s traditional policy of pork-barrel spending on concrete structures"
Concrete itself has no inherent value. In Japan concrete is being used to ruin the natural environment as part of government make-work schemes, with very little discernible material benefit:
Here is the key part of the article: "critics claim this is merely a reversion to the LDP’s traditional policy of pork-barrel spending on concrete structures"
Concrete itself has no inherent value. In Japan concrete is being used to ruin the natural environment as part of government make-work schemes, with very little discernible material benefit:
https://www.newscientist.com/article/mg15320645-500-forum-la...
https://welovecarbondioxide.wordpress.com/2015/10/15/japans-...
http://joshnjaxnjapan.blogspot.com/2010/03/concrete-rivers-o...