ASTM F3681-24: Beach Umbrellas and Anchor Devices
Beach umbrellas have a long history, dating back thousands of years to Ancient Egypt. These umbrellas (or sunshades) were made from stretched papyrus, palm, leaves,…
Beach umbrellas have a long history, dating back thousands of years to Ancient Egypt. These umbrellas (or sunshades) were made from stretched papyrus, palm, leaves,…
The Ancient Egyptians invented the concept of a bunk bed (a raised bed) roughly around 3,000 BCE. They made a bed frame out of wood…
Regularly riding a stationary exercise bike can support one’s lower body muscles, cardiovascular fitness, and overall health, among other advantages. It is thereby no wonder…
In the United States, the FDA regulates cosmetics under the Federal Food, Drug, and Cosmetic Act (FD&C Act). The FDA, however, does not require pre-market…
The introduction of an SPF (Sun Protection Factor) began in the 1930s. Austrian chemist Franz Greiter, inspired by a sunburn while climbing a mountain, developed…
There are at least thirty-eight factors, many subjective, that determine the fit of a shoe—such as midsole cushioning, heel elevation, weight, lacing, perceptual factors, shoe…
The intricacies of your foot—all 26 bones, 33 joints, and more than 100 muscles, tendons, and ligaments—help support your entire body and serve an essential…
Wearing the correct athletic shoes helps serve as a protective measure against possible injuries. Since high-impact activities put a lot of strain on one’s feet,…
The 7.3 million disabled students in the U.S. made up 15% of national public school enrollment during the 2021-22 school year. For children with and…