A fascinating idea not developed. There is a way to mix ice and cardboard to produce slower melting ice that is stronger than regular ice. Imagine giant flat tops plying the waters, you would need to invest in refrigeration for the hull of course.
A fascinating idea not developed. There is a way to mix ice and cardboard to produce slower melting ice that is stronger than regular ice. Imagine giant flat tops plying the waters, you would need to invest in refrigeration for the hull of course.