Blogs
Keeping safe when using supplemental heat When the weather turns chilly, sometimes your main heat source doesn’t heat quickly or completely, or it’s expensive to run, and you may turn to supplemental heaters for a quick way to warm up. ...
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Glowing under blacklight I’ve heard that in the 1960’s, blacklight posters were all the rage. Glowing things are cool! How does blacklight actually cause things to glow? “Blacklight” is an invisible form of light that operates in the ultraviolet range. ...
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“Sleeper” bacteria spores are like mold spores One of the unsavory facts about mold is its ability to lie dormant when food and moisture sources dry up, until conditions allow it to “bloom” again. Scientists are finding out that there...
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How do water-based vacuums work and are they better than traditional vacuum cleaners? Do you like how fresh the air seems after a rainstorm? Well, that is the effect of the rain “washing” dust and microbes out of the air. ...
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How do emergency shelters get fresh air? If you must go into an emergency shelter, then you can bet that conditions outside are not good, whether it’s a natural disaster, war or safety from criminal activity. You can store many...
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