Plastic Concrete: Hippie’s Wet Dream, Hit Man’s Worst Nightmare
Imagine concrete that’s two-thirds granulated plastic, but is as strong as the stuff currently in use. Architect/engineer Henry Miller figured out how to make it, not just on paper, but in a couple of real-life structures. Concrete is usually 60% to 75% “aggregate,” sand, gravel or crushed stone, according to people who should know. What…