You are viewing a single comment's thread from:RE: GLASS. What they definitely did not know about glass and why we should use it! // Glas. Was sie über glas definitiv nicht wussten und wieso wir es benützen sollten!View the full contextbooster (68)in #environment • 7 years ago This post has received a 0.30 % upvote from @booster thanks to: @dieley.