ECONcrete: Protection from hydrodynamic forces while generating marine habitat (econcretetech.com) 8 points by driekwartappel 6y ago ↗ HN
[–] driekwartappel 6y ago ↗ Bloomberg video on how it works: https://www.youtube.com/watch?v=YGJ5EBrh8IQ
[–] KaiserPro 6y ago ↗ They must have a way to stop it leeching calcium.when you have concrete in a pond, you have to seal it, otherwise it poisons the pond (and gets frost damage). The green wall application leads me to think they've overcome this.
3 comments
[ 3.2 ms ] story [ 16.7 ms ] threadwhen you have concrete in a pond, you have to seal it, otherwise it poisons the pond (and gets frost damage). The green wall application leads me to think they've overcome this.