3 ms·
...and then we're back to square one...
by fredley 6y ago
...and then we're back to square one...
- eru 6y agoWhy? Some materials have been around for much, much longer, and so things had an opportunity to evolve to eat them. So we can judge. Eg we know how fast different woods rot. Or how fast stones or steel can be attacked.
- adrianN 6y agoPipes for example can be made from ceramics or steel. Those are not biodegradable, but also not a problem in the environment.
- sjg007 6y agoExcept they rust or break. They leech too sometimes.