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// general

Why do LED load resistors get hot

The load resistor is built to dissipate the heat caused by holding back the power and aluminum transfers heat to the air around it very readily. Much like a

03 May 2026 2 READS
// news

Is cast Aluminium safe for health

Our science editor reports that the consensus in the medical community is that using aluminum cookware poses no health threat. In short: While untreated

03 May 2026 2 READS
// general

Do the Khoisan people still exist

Some 22,000 years ago, they were the largest group of humans on earth: the Khoisan, a tribe of hunter-gatherers in southern Africa. Today, only about 100,000

03 May 2026 2 READS
// general

Does an ADA shower require a seat

ADA Section 608.4 requires permanent shower seats in transfer showers. These must be either folding or not folding seat. The only exception is for residen...

03 May 2026 2 READS
// updates

Does a red wound mean its healing

RED: An open wound with predominantly red tissue within the base is likely moving towards healing. The red base means that healing is occurring, and that

03 May 2026 2 READS
// general

How big should a subwoofer box be

According to the JL Audio website, the recommended volume space for a 12-inch subwoofer is 1.25 cubic feet. For a 10-inch woofer, the volume recommendatio...

03 May 2026 2 READS
// updates

What is clay and how it is formed

Clay is a soft, loose, earthy material containing particles with a grain size of less than 4 micrometres (μm). It forms as a result of the weathering and

03 May 2026 2 READS
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