What did Walter Hunt invent to help prevent injuries?
Walter Hunt’s “dress pin” was designed to spring open and had a clasp covering the point to prevent the injuries that straight pins caused. For this reason, it became known as the safety pin. Hunt was a prolific inventor.
What was the impact of the invention of the sewing machine?
Yes, the sewing machine made sewing more efficient and brought better clothes into the financial reach of more people. But it also created an entirely new industry, the ready-made clothing industry.