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Point of Reference
10 dBA is the sound level of normal human breathing. To put it into perspective, thunder is a whopping 120 dBA...more
Good Hearing?
A typical person with good hearing can hear from about 20Hz to 20kHz (the audio bandwidth). A person's voice will usually range from 500Hz to 2kHz...more
Part L2A
Conservation of fuel and power in new builds other than dwellings
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In County W
Sustainability Statements in Warwickshire, Sustainability Statements in West Lothian, Sustainability Statements in West Midlands, Sustainability Statements in West Sussex, Sustainability Statements in West Yorkshire, Sustainability Statements in Wiltshire, Sustainability Statements in Worcestershire, Sustainability Statements in Wrexham County,