Questions tagged [materials-science]

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1answer
2k views

When was double-paned glass first invented and used for insulation?

Double-paned glass windows have a hollow space between two panes of glass, usually just filled with air. This can make a much better insulator than normal glass, according to Engineering Toolbox. I ...
-2
votes
1answer
130 views

How did crude oil pipelines work before WW2?

Before World War Two, how did pipelines work for crude oil? What kind of metal or plastic were they made out of? What kind of sensors and monitoring did they need? Did they have "pigs" that travel up ...
11
votes
1answer
246 views

When did people notice the special shapes of snowflakes, and when did they start to study them?

What was the first written account about snowflake shapes and when did physicists start to study the reasons why the form appears and how snowflakes form in the air? Is there any old book that ...
1
vote
1answer
85 views

Was metallurgy of Zinc first started in India?

I have heard many people talk about this, is there any proof available?
12
votes
1answer
432 views

Early history of the phase concept in the physical sciences

One of the first distinctions encountered in science education is that substances can assume different states of matter: for example, water can be found as a liquid, as a solid (ice), or as a gas (...
21
votes
2answers
980 views

To what degree did ancient Egyptians use Cement Chemistry

From a young age I have been taught that the stones used to create the great pyramids were mined. Concrete and cements were largely invented by the Romans/Greeks especially for use as mortar. More ...