Food test

• Food test for starch

  iodine test
• Food test for glucose

  benedict's test / fehling's test
• Food test for protein

  million's test / biuret test
• Food test for fats

  emulsion test
• Food test for oils

  grease spot test
• iodine test colour change

  before: brown / yellowish

  after: black blue
• benedict's test colour change

  before: blue

  after: brick-red precipitate
• million's test colour change

  before: white precipitate

  after: red precipitate
• emulsion test change

  after: milky emulsion
• grease spot test change

  after: translucent spot