Question

Q3- With the introduction of Photostat Machines in the market, the carbon paperindustry was adversely affected. Which component of environment wasresponsible for it?

Answer 1

ANS.

The Photostat machine, or Photostat, was an early projection ... History[edit]. Commercial ... Carbon paper was first used in the early 19th century With the introduction of Photostat Machines in the market, the carbon paper industry was adversely affected.

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