[r9etb]

No rusty aluminum is sapphire & ruby.

Actually, part of my original comment mysteriously disappeared.

Did you know that the tip of the Washington Monument is a 100-Oz aluminum pyramid? Back in the 19th century, aluminum was extremely rare, as they hadn't yet discovered the modern electrical smelting techniques that make it a disposable metal.

[AdamSelene235]

Did you know that the tip of the Washington Monument is a 100-Oz aluminum pyramid? Back in the 19th century, aluminum was extremely rare, as they hadn't yet discovered the modern electrical smelting techniques that make it a disposable metal.

I was often perplexed by the copper heat shields found behind the wood burning stoves in many of the old mountain cabins in the Rockies. Why not Al, I wondered. Only recently did I learn that Copper used to cheaper than Al.

[NYFriend]

At the time, aluminum cost more per oz. than gold. I'm also told that when the Spanairds arrived in Latin America, the indians were using platinum to make pots and pans, because they didn't knwo what else to do with the stuff.

[Erasmus]

Did you know that the tip of the Washington Monument is a 100-Oz aluminum pyramid?

It had to be so that the eye would work right.