Niepce'S Process

From BiblePortal Wikipedia

Niepce'S Process [1]

A process, now no longer used, invented by J. N. Niepce, a French chemist, in 1829. It depends upon the action of light in rendering a thin layer of bitumen, with which the plate is coated, insoluble.

References

  1. ↑ Niepce'S Process from Webster's Dictionary
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