Quick Answer. Ghandi, starring Ben Kingsley, holds the Guinness World Record for the most extras used in a film. Richard Attenborough used over 300,000 extras when he shot the filmâs funeral scene. Continue Reading.
1 Protein and starch synthesis in plants require potassium as well. 2  Potassium is essential at almost every step of the protein synthesis. 3  In starch synthesis, the enzyme responsible for the process is activated by potassium.
Potassium is vital for plant growth. Plants use it, for example, to make proteins, hence the greatest demand for potassium compounds is in fertilizers. Potassium hydroxide is a strong alkali and an important industrial chemical. It is used in the manufacture of soft soaps and as an electrolyte in alkaline batteries. Potassium chloride is used as a healthier alternative to table salt. Toughened glass can be made by immersing glass in molten potassium nitrate.