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Experiment To If Garlic or Mint is More Antibacterial. Aim: To see what substance would be most ideal in toothpaste, by seeing what is the most antibacterial, out of garlic and mint. Hypothesis: I would expect mint to have some antibacterial properties, as it is used in nearly all toothpaste and is quite a strong tasting and smelling substance. However, garlic is very strong and when I eat a clove of garlic I got a far more strong, intense, hot feeling in my mouth, more so than mint. So I would expect garlic to be more antibacterial than garlic, but mint to be used in toothpaste for it's taste. Apparatus: Agar Plate. Bacteria Culture. Garlic and Mint Extracts (liquid form). Industrial Methylated Spirits. Beakers. Pipette. Bunsen Burner. Glass Spreader. Small Paper Discs. Petri Dish. Forceps. Sellotape. Incubator. Method: First of all, I disinfected my work space, by rubbing methylated sprits over it. It then opened my culture, and using a new, sterilised pipette, I placed 1ml on...

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