What is cyanotype?
Q: What is cyanotype?
A: Cyanotype is a photographic printing process that produces blue prints.
Q: Who discovered the cyanotype process?
A: John Herschel discovered the cyanotype process in 1842.
Q: What were engineers using the cyanotype process for in the 20th century?
A: Engineers used the cyanotype process to produce copies of drawings, referred to as blueprints.
Q: What are the two chemicals used in the cyanotype process?
A: The two chemicals used in the cyanotype process are ammonium iron(III) citrate and potassium ferricyanide.
Q: Why was the cyanotype process popular among engineers?
A: The cyanotype process was popular among engineers because it was a simple and low-cost process to produce copies of drawings.
Q: When was the cyanotype process discovered?
A: The cyanotype process was discovered in 1842.
Q: What color do cyanotype prints produce?
A: Cyanotype prints produce blue prints.