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  2. Pack-year - Wikipedia

    en.wikipedia.org/wiki/Pack-year

    For example: a person who has smoked 15 cigarettes a day for 40 years has a (15/20) x 40 = 30 pack-year smoking history. One pack-year is smoking 20 cigarettes a day for one year. If someone has smoked 10 cigarettes a day for 6 years they would have a 3 pack-year history. Someone who has smoked 40 cigarettes (2 packs) daily for 20 years has a ...

  3. Pastured poultry - Wikipedia

    en.wikipedia.org/wiki/Pastured_poultry

    A free range pastured chicken system. Pastured poultry also known as pasture-raised poultry or pasture raised eggs is a sustainable agriculture technique that calls for the raising of laying chickens, meat chickens (broilers), guinea fowl, and/or turkeys on pasture, as opposed to indoor confinement like in battery cage hens or in some cage-free and 'free range' setups with limited "access ...

  4. Free range - Wikipedia

    en.wikipedia.org/wiki/Free_range

    Free range dairy: Farms supplying milk under the free range dairy brand abide by the pasture promise, meaning the cows will have access to pasture land to graze for a minimum of 180 days and nights a year. There is evidence to suggest that milk from grass contains higher levels of fats such as omega-3 and conjugated linoleic acid (CLA).

  5. 7 Fast Food Chains That Use Real, High-Quality Chicken - AOL

    www.aol.com/7-fast-food-chains-real-170000884.html

    1. Chick-fil-A. Chicken plays a central role at Chick-fil-A, so the chain is dedicated to ensuring the quality of its meat. For decades, the company has been touting the fact that is uses "real ...

  6. Poultry farming - Wikipedia

    en.wikipedia.org/wiki/Poultry_farming

    Both intensive free-range poultry and "cage-free" farming with hens still being confined in close proximity due to high stocking densities have animal welfare concerns. Cannibalism , feather pecking and vent pecking can be common, prompting some farmers to use beak trimming as a preventative measure, although reducing stocking rates would ...

  7. Chick culling - Wikipedia

    en.wikipedia.org/wiki/Chick_culling

    Denmark: As of 2024, 'more than three million day-old male layer chicks are culled every year – including those from free-range and organic production systems.' [34] France: 50 million male chicks are culled annually in the egg industry (February 2020 estimate) [ 35 ] and about 16 million female ducklings and goslings are culled annually in ...

  8. Free-range eggs - Wikipedia

    en.wikipedia.org/wiki/Free-range_eggs

    Based on data in the European Commission's socio-economic report published in 2004, [23] (prior to battery cages being banned in the EU) it cost €0.66 to produce 12 battery eggs, €0.82 to produce 12 barn eggs and €0.98 to produce 12 free-range eggs. This means that in 2004, one free-range egg cost 2.6 cents more to produce than a battery ...

  9. Battery cage - Wikipedia

    en.wikipedia.org/wiki/Battery_cage

    One study showed that 24.6 percent of hens from battery cages had recent keel fractures whereas hens in furnished cages, barn and free range had 3.6 percent, 1.2 percent and 1.3 percent respectively. However, hens from battery cages experienced fewer old breaks (17.7%) compared to hens in barn (69.1%), free-range (59.8%) and furnished cages (31 ...