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  2. Federal Motor Carrier Safety Administration - Wikipedia

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

    The final rule required truck drivers who use the "34-hour restart" provision to maximize their weekly work hours to limit the restart to once a week and to include in the restart period at least two nights off duty from 1:00 to 5:00 a.m., when one's 24-hour body clock supposedly needs and benefits from sleep the most.

  3. Hours of service - Wikipedia

    en.wikipedia.org/wiki/Hours_of_service

    The 16-hour rule may be invoked once per 34 hour reset, if the 5 day pattern has been established. The driver must be relieved from work after the 16th hour. Drivers for oilfield operations in the petroleum industry, groundwater drilling operations, construction materials, and utility service vehicles are permitted to take a 24-hour restart.

  4. ASTM A325 - Wikipedia

    en.wikipedia.org/wiki/ASTM_A325

    In 2016, ASTM officially withdrew specification A325 and replaced it with ASTM F3125. [3] To minimize confusion, bolt head markings are unchanged and the designation A325 is retained as a grade name within the new standard. [4] In 1951, A325 bolts were recognized as equivalent to a hot driven ASTM A141 rivet. [5]

  5. Nine dots puzzle - Wikipedia

    en.wikipedia.org/wiki/Nine_dots_puzzle

    The "nine dots" puzzle. The puzzle asks to link all nine dots using four straight lines or fewer, without lifting the pen. The nine dots puzzle is a mathematical puzzle whose task is to connect nine squarely arranged points with a pen by four (or fewer) straight lines without lifting the pen. The puzzle has appeared under various other names ...

  6. Brake fluid - Wikipedia

    en.wikipedia.org/wiki/Brake_fluid

    While a vehicle that uses DOT 3 may also use DOT 4 or 5.1 (a temperature upgrade) if the elastomers in the system accept the borate compounds that raise the boiling point, [citation needed] a vehicle that requires DOT 4 might boil the brake fluid if a DOT 3 (a temperature downgrade) is used.

  7. British Standard Whitworth - Wikipedia

    en.wikipedia.org/wiki/British_Standard_Whitworth

    British Standard Whitworth. British Standard Whitworth (BSW) is an imperial-unit -based screw thread standard, devised and specified by Joseph Whitworth in 1841 and later adopted as a British Standard. It was the world's first national screw thread standard, and is the basis for many other standards, such as BSF, BSP, BSCon, and BSCopper.

  8. Biden administration hikes pay for Head Start teachers to ...

    www.aol.com/news/biden-administration-hikes-pay...

    August 16, 2024 at 1:45 PM. WASHINGTON (AP) — The Biden administration is hiking pay for educators in the early childhood program Head Start as part of an effort to retain current employees and ...

  9. ASTM F568M - Wikipedia

    en.wikipedia.org/wiki/ASTM_F568M

    This standard defines property classes, the metric equivalent of a screw grade, that are almost identical to those defined by ISO 898-1, [2] except for the addition of the 8.8.3 and 10.9.3 classes. These two additional standards are fasteners that have the same mechanical properties as their base property class (i.e. 8.8 and 10.9), but are made ...

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