ASTM F2413-11 Requirements. ASTM F2413-11 Standard Specification for Performance Requirements for Protective (Safety) Toe Cap Footwear covers minimum requirements for the design, performance, testing and classification of protective footwear. The purpose of this standard is the certification of protective footwear.
Chat vs Email. Chat and Email are two new communication media that was created along with the internet. In the most basic, the two are very similar, carrying messages in textual form from one device to another. The main difference between the two is with the speed that they occur.
Chat slang Updated: 11/04/2017 by Computer Hope Chat slang is a method of typing long words and phrases as short one-to-four letter words and is also used by people who have difficulties spelling. For example, instead of typing out are, someone may only type r. Although chat slang can be easier for you and sometimes faster to type, it makes it difficult to read and most people will ignore you.