It was too brittle and tended to break down after a year2022.10.26 09:32 NASA forgot about it. The success of plastic, with uses limited only by the imagination, became one of the most important legacies of ...
Make some braces to stop it from stretching open2022.10.26 09:27Make some braces to stop it from stretching open when you fill it.Oil the inside of the gutter and fill with concrete!In a couple of days re...