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2. UN Recommendations on the Transport of Dangerous Goods

   en.wikipedia.org/wiki/UN_Recommendations_on_the...

   "Dangerous goods" (also known as "hazardous materials" or "HAZMAT" in the United States) may be a pure chemical substance (e.g. TNT, nitroglycerin), mixtures (e.g. dynamite, gunpowder) or manufactured articles (e.g. ammunition, fireworks). The transport hazards that they pose are grouped into nine classes, which may be subdivided into divisions ...

3. Federal Motor Carrier Safety Administration - Wikipedia

   en.wikipedia.org/wiki/Federal_Motor_Carrier...

   On February 7, 2022, new regulations have been put into place regarding obtaining a commercial driver's license, upgrading an existing CDL license or obtaining a passenger, school bus or hazmat endorsement. The new regulation adjusted the minimum training standards.

4. Endorsement test - Wikipedia

   en.wikipedia.org/wiki/Endorsement_test

   The endorsement test is often invoked in situations where the government is engaged in expressive activities, such as graduation prayers, religious signs on government property, or religion in the curriculum. Pennsylvania Judge John E. Jones III cited the endorsement test in his 2005 decision in Kitzmiller v. Dover Area School District.

5. HAZMAT Class 6 Toxic and infectious substances - Wikipedia

   en.wikipedia.org/wiki/HAZMAT_Class_6_Toxic_and...

   In the absence of LC 50 data on the poisonous (toxic) constituent substances, the mixture may be assigned a packing group and hazard zone based on simplified threshold toxicity tests. When these threshold tests are used, the most restrictive packing group and hazard zone must be determined and used for the transportation of the mixture.

6. Commercial driver's license - Wikipedia

   en.wikipedia.org/wiki/Commercial_driver's_license

   A commercial driver's license is required to operate a tractor-trailer for commercial use. A commercial driver's license (CDL) is a driver's license required in the United States to operate large and heavy vehicles (including trucks, buses, and trailers) or a vehicle of any size that transports hazardous materials or more than 15 passengers (including the driver).

7. New EPA rule says 218 US chemical plants must reduce ... - AOL

   www.aol.com/news/epa-rule-says-200-us-130057398.html

   More than 200 chemical plants nationwide will be required to reduce toxic emissions that are likely to cause cancer under a new rule issued Tuesday by the Environmental Protection Agency. The rule ...