If you’re reading this, chances are that you change your engine oil religiously, like every six months or 3,000 miles, because that’s what has been ingrained into our car guy/girl souls since before ...
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Why Brake Fluid Goes Bad

Twice in my career as a master auto technician, I was driving a customer’s car when the brakes failed. You never forget heart ...
For all electrically conductive Fluid or liquid level measurement, this single-chip circuit is very compact and simple. This circuit is a voltage level sensor encouraged the AC bias supply for the ...