Knowledge Matrix on Instagram: "called ring rolling. A solid steel block is first heated until it is red hot. A hole is pierced at the center to form a donut shape. This hot piece is placed on a rolling machine where rollers press and stretch it in a circular motion. The hole expands and the outer diameter grows until the ring reaches the required size. After rolling the ring goes through heat treatment for strength then machining and finishing for accurate shape and smooth surface. This process

Purely History on Instagram: "Popeye is one of the most iconic cartoons ever made. The character first appeared in 1929 in the comic strip Thimble Theatre, created by Elzie Crisler Segar. Popeye quickly became so popular that he soon took over the strip entirely and later starred in animated shorts produced by Fleischer Studios in the early 1930s. Popeye is a tough, kind-hearted sailor known for his love of spinach, which gives him superhuman strength. His main goal is usually to rescue his girl