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 first working laser was introduced in 1960. Initially used to treat diseases and disorders of the eye,
The material used to build the bridge was wood and steel
The Hopi used both adobe and stone to build their homes with.
To block a laser, you can use materials that absorb or reflect its light, such as opaque plastics, metals, or specialized laser safety goggles. The effectiveness of the blocking material depends on the laser's wavelength and power. Ensure that the material used is rated for the specific type of laser to avoid damage or injury. Always follow safety guidelines when working with lasers.
Laser iridotomy was first used to treat angle closures in 1956.
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Robert Hall invented the first semiconducter laser for CD players :)
to build a house just tell someone to do it for u