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State two scientific discoveries during nineteenth century which contributed to food preservation

      

State two scientific discoveries during nineteenth century which contributed to food preservation

  

Answers


samuel
i) The spinning jenny which produced large quantities of cotton threads - James Hargreaves

ii) The spinning mule which produced high quality threads - Samule Compton

iii) The power boom which facilitated the weaving process - Edmund Cartwright

iv) The cotton gin which quickened the removal of seeds from cotton fibre - Eli Whitney v) The water frame the flying shuttle - John Key

vi) The cylindrical calico printing machine - Thomas Bell
lemass answered the question on April 12, 2019 at 05:20


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