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Trade and safety certification prep

Union aptitude, forklift, CDL, welding inspection and more.

Union Aptitude PrepNumber series: find the rule The setupA number series gives you a row and asks for the next number. Don’t stare at the numbers. Look at the gaps.Write the gapsThree to five is plus two. Five to nine is plus four. Then plus eight, then plus sixteen.The ruleThe gaps double every time. That is the rule for this series.
Forklift OperatorThe stability triangle Three pointsA sit-down forklift balances on three points: the two front wheels and the pivot pin in the middle of the rear axle.The triangleJoin them and you get the stability triangle.Carrying a loadPick up a load and the center of gravity moves forward.WatchWatch the raised load shift the dot forward.
CDL Air BrakesReading the air pressure gauge Your airThis gauge shows your supply pressure.Building pressureStart the engine and the compressor builds pressure. At about one twenty five the governor cuts out.Cut-inUse the brakes and pressure drops. Around one hundred psi the governor cuts back in and refills the tanks.

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