How many International Units of Vit. D3 do you take and how often?

Answer Hi. My intake is only what is contained in a multi-vitamin. The RDA is 600 IU/day (15 μg/day) up until 70 years old and 800 after that.

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How long does it take before you become addicted to smoking. How often would you need to smoke and how many?

The second you start smoking when you are alone is the tell tale sign that you are addicted. I have a few friends who are social only smokers (they can go weeks without having a cig) who smoke arou... Read More »

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How often is the International Building Code book revised?

The International Building Code is a publication that creates guidelines for the construction of new buildings and changes or additions to existing buildings. It is maintained by the International ... Read More »