Wood was used to make the first submarine
The material used to build it was wood
The main material was limestone.
a material used to build?
The Hopi used both adobe and stone to build their homes with.
The material used to build the bridge was wood and steel
Various alloys.
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to build a house just tell someone to do it for u
The first working laser was introduced in 1960. Initially used to treat diseases and disorders of the eye,
This is sort of like asking what's the raw material used in food. There are many kinds of lasers, and the "lasing" material can vary considerably from dyes to ruby crystals to gases.
Laser iridotomy was first used to treat angle closures in 1956.