Monthly Archives: December 2018

YOU MAY NOT REFUSE A BREATHALYZER OR BLOOD TEST

Driving under the influence of alcohol or drugs is illegal in South Africa. “A traffic officer, appointed as a peace officer in terms of section 334 of the Criminal Procedure Act, 1977 (GKR. 159 Government Gazette 6295 2 February 1979, as amended) has for purposes of the CPA the same powers as a police officer.…
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Why caravans sway?

The Double Pendulum Principle A double pendulum is one pendulum suspended below another. When either pendulum swings beyond a minor angle specific to each's length and mass, both pendulums quite suddenly interact in a manner called chaotic motion. Not quite as the name implies, chaotic motion can be predicted, but only by knowing the exact…
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How to Get Your Car Ready For Your Next Road Trip – General Maintenance

Cars have numerous components that need maintenance to stay in good working order, so make sure to check these parts before you hit the road. Brake pads: Brake pads provide the friction needed to slow and stop your car. They wear away with use, becoming too thin to work effectively. Usually it's obvious when this happens due to…
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How to Get Your Car Ready For Your Next Road Trip – Tires

As you'd expect, tires are paramount to safety, comfort, and fuel efficiency, so it's important to check their condition. Air pressure – 1,000 km: Every road tripper wants to get the best fuel efficiency, and under-inflated tires are guaranteed to waste gas. Conversely, over-inflated tires make ride quality worse because they're less compliant. Incorrect air pressure also causes tires to…
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