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.
Text messaging. Text messaging, or texting, is the act of composing and sending electronic messages, typically consisting of alphabetic and numeric characters, between two or more users of mobile phones, fixed devices (e.g., desktop computers) or portable devices (e.g., tablet computers or smartphones).