Question 1: When was the first patent for 3D printing filed?
1974
1984
1994
Correct Answer: 1984.
Question 2: What printing technique involves creating living tissues and organoids?
Direct ink writing
Bio-printing
Material jetting
Correct Answer: Bio-printing.
Question 3: Which 3D printing company is building the first 3D-printed home in the US?
Alquist
Apis Cor
ICON
Correct Answer: Alquist.