Comic strip formats half-page size, is "Opus". Third is used by comic strip collectors and dealers to describe one of the formats in which Sunday strips appear in American newspapers. One page of a full-color comics section can be divided horizontally into two, three or four parts. Comic strip collectors call strips that occupy one-third of a full page "thirds". From the mid-1940s until at least the 1980s, "thirds" were the most common comic strip format, and "thirds" are still common today. "Thirds" usually drop several panels, and these incomplete strips are not sought after by collectors as much as half-page or full-page
Rule of thirds (diving) Rule of thirds (diving) In scuba diving, the rule of thirds is a rule of thumb used by divers to plan dives so they have enough breathing gas remaining in their diving cylinder at the end of the dive to be able to complete the dive safely. This rule generally only applies to diving in overhead environments, such as caves and wrecks, where a direct ascent to the surface is impossible and the divers must return the way they came. For divers following the rule, one third of the gas supply is planned for the outward journey, one third is