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  2. Useful conversions and formulas for air dispersion modeling

    en.wikipedia.org/wiki/Useful_conversions_and...

    Meteorological data includes wind speeds which may be expressed as statute miles per hour, knots, or meters per second. Here are the conversion factors for those various expressions of wind speed: 1 m/s = 2.237 statute mile/h = 1.944 knots 1 knot = 1.151 statute mile/h = 0.514 m/s 1 statute mile/h = 0.869 knots = 0.447 m/s. Note:

  3. Pack-year - Wikipedia

    en.wikipedia.org/wiki/Pack-year

    For example, 1 pack-year is equal to smoking 20 cigarettes (1 pack) per day for 1 year, or 40 cigarettes per day for half a year, and so on. [1] One pack-year is the equivalent of 365 packs of cigarettes or 7,300 cigarettes, in a year as smoker.

  4. TNT equivalent - Wikipedia

    en.wikipedia.org/wiki/TNT_equivalent

    TNT equivalent is a convention for expressing energy, typically used to describe the energy released in an explosion. The ton of TNT is a unit of energy defined by convention to be 4.184 gigajoules ( 1 gigacalorie ), [ 1 ] which is the approximate energy released in the detonation of a metric ton (1,000 kilograms) of TNT .

  5. List of conversion factors - Wikipedia

    en.wikipedia.org/wiki/List_of_conversion_factors

    atmosphere-cubic foot per hour: atm cfh [citation needed] ≡ 1 atm × 1 cu ft/h = 0.797 001 247 04 W: atmosphere-cubic foot per minute: atm cfm [citation needed] ≡ 1 atm × 1 cu ft/min = 47.820 074 682 24 W: atmosphere-cubic foot per second: atm cfs [citation needed] ≡ 1 atm × 1 cu ft/s = 2.869 204 480 9344 × 10 3 W: BTU (International ...

  6. Nearly a half million die each year from tobacco use. Some ...

    www.aol.com/news/nearly-half-million-die-tobacco...

    The tobacco industry spends $8.5 billion each year on tobacco-related advertising and promotion, it said. That represents about $12 in tobacco industry marketing for each $1 spent by tobacco ...

  7. Smoking in Argentina - Wikipedia

    en.wikipedia.org/wiki/Smoking_in_Argentina

    [3] [4] Tobacco causes 40,000 deaths per year, 6,000 due to secondhand smoke. The cost of the treatment of tobacco-related diseases amounts to 6020 million Argentine pesos ($1324 million USD) per year, 15.5% of the total public expenditure on health care. The government collects 3500 million pesos per year in taxes on cigarettes.

  8. Driving into Manhattan? That’ll cost you, as new congestion ...

    www.aol.com/driving-manhattan-ll-cost-congestion...

    New York’s new toll for drivers entering the center of Manhattan debuted Sunday, meaning many people will pay $9 to access the busiest part of the Big Apple during peak hours.

  9. Most older Americans want to age in place, new report finds ...

    www.aol.com/most-older-americans-want-age...

    American society is aging quickly, and most of us want to live in our homes for the rest of our lives, but will that be possible?