18

We have a theoretical explanation of the mechanism for why outdoor nighttime lights are counterproductive for the purpose of reducing crime. Someone breaking into your house needs to see. If your house is lit, that problem is solved. If not, they must use a flashlight (which is more suspicious to you and neighbors) or they must navigate in the dark, with the ...


15

It seems like there are two parts to this question, and, perhaps, OP will tighten up the language a bit. Do we need to use detergent in washing machines? Depends on what you want when you wash your clothing, I suppose. It's possible, that for some people, the amount of dirt and soil removal from just rinsing is adequate. That's a matter of personal ...


9

Key assertions here are, at best, out of date. According to a 1997 study: Until ongoing case-control studies of indoor radon are completed and the data are pooled and analyzed, the studies of underground miners remain the best source of data to use to assess risk from indoor radon. This meta-analysis provides support for their general validity. ...


7

This question, much like Do children accidentally suffocate themselves with plastic bags? was covered by Ken Jennings in his book Because I said so. In this book, the Author verifies and investigates many of these well known warnings passed down from generation to generation regarding safety. On the entry on running with scissors the Author has this to ...


5

The article you found on ecorenovator did some crude tests with a thermometer. He found it makes a significant difference on single-thickness glass, but not on double-glazed windows. The tests look reasonable, and would line up with the theory about trapping a layer of air. So I'd say yes. The original tests seem to be documented here, but its a bit unclear....


4

There are three health claims being made: Ionizers help with circulation. Ionizers can improve lung function. Ionizers can prevent respiratory passage illness. Claim 1 might be true, but evidence is scarce. Proof: I spent quite a while poking around on Google scholar. There are plenty of patents, and (surprisingly) company spec sheets that show up there ...


4

Fire in the hearth will deposit soot and tar in the chimney to a certain extent depending on the fuel and the temperature of burning. In general, the cooler the fire is, the more soot and tar is deposited - the hotter, the less soot and tar. As to potato peelings which have been dried, I have no specific reference as to the latent energy of combustion, I'll ...


4

Yes, the use of burglar alarm as a target hardening crime prevention tactic and micro level approach for crime prevention is supported by the study ‘The Impact of Home Burglar Alarm Systems on Residential burglaries'. In a report submitted to alarm Industry Research and educational foundation by Lee, PHD the question “do home burglar alarms have the ...


4

According to the US Department of Agriculture, Bulletin 707: Results of Experiments with miscellaneous substances against bedbugs, cockroaches, clothes moths, and carpet beetles.: Effect on clothes-moth adults. — Lavender flowers, cayenne pepper, and allspice are of no value in preventing moth infestation. Cloves and oil of lavender were effective in ...


3

According to the University of Kentucky - College of Agriculture, it (an iron) is but one of the many techniques used to remove a blemish from wood finishes. But the type of finish will determine the correct procedure. Your mileage will vary. Below, in between line breaks, is a cut and pasted excerpt of their suggestions. Of specific interest is "Water ...


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