Please capitalize where necessary: positioning washer: zinc-plated steel, thickness 1.2 mm to be welded to the sheet of the door in case of thin thickness.
A: Positioning washer: Zinc-plated steel, thickness 1.2 mm to be welded to the sheet of the door in case of thin thickness.
Q: next year i'm gonna open source my automatic project generator.

A: Next year I'm gonna open source my automatic project generator.
Q: read more about the experiment here.
A: Read more about the experiment here.
Problem: tights with patterns of size s and the color black.
Can you repeat this sentence, but capitalize it?
Answer: Tights with patterns of size s and the color black.
Text: schemes of origami - fairy-tale characters (fairy's palace).

Correct capitalization: Schemes of origami - fairy-tale characters (Fairy's Palace).
Problem: the forces in the diagonals are small and the connections can be made simple.
Can you repeat this sentence, but capitalize it?
Answer:
The forces in the diagonals are small and the connections can be made simple.