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You can find all manner of things to freshen the air in your home but most have downsides—plug-in air fresheners are filled with chemicals, candles can burn your house down. Reed-based air fresheners ...

Scent is perhaps the most important of all the five senses. It’s a powerful memory trigger; it can conjure strong emotions and warn us if our milk has gone bad. Using scents to alter moods, relieve ...