ISO 7173:2023—Chairs And Stools
In medieval times, only people from royalty or nobility sat on chairs. People belonging to lower social status usually sat on stools, and when in…
ISO 8559-1:2017—Size Designation of Clothes
Initially, soldiers’ uniforms were custom-made. As the Civil War (1861-1865) continued and the demand for uniforms grew, manufacturers decided it would be more efficient to…
ISO 4241:2019—Projection Film Leader
Does film have sound? If the reel has a thin yellow or rust-colored strip alongside the reel next to the sprockets and a thicker yellow-colored…
Adventure Tourism
Wildlife biologists made modern ziplining popular when they were looking for a way to study and explore densely forested areas of Costa Rica without disturbing…
ISO 8124-6:2018—Phthalate Esters In Toys
A sticky chemical that oozes from the plastic used in very old dolls and some other toys may pose a health risk. Some dolls and…
ASTM F2999-19: Adult Jewelry
The earliest known jewelry is dated 142,000-150,000 years ago. It is a necklace made from half-inch-long sea snail shells found in a cave in Bizmoune…
ASTM F1250-20: Exercise Bicycles And Ergometers
During the 1970s – 1990s, the fitness industry boomed, and as a result, stationary bike sales sky-rocketed. At this time, commercial gyms and exercising at…
CSA Z96-2022: High-Visibility Safety Apparel
A Danish Study about the effectiveness of high-visibility (hi-vis) clothing found that the number of accidents per person per month was 47% lower among bicycle riders…
ISO 1043-1:2011—Abbreviated Terms for Plastics
As early as the 1600’s, plastic was used as a term to relate to something that could be easily molded or shaped. It is derived…