Toothpaste contains a base
Can cause farting or burping
Neutralised by adding Lime
Metal Oxide is a base
Aluminium Hydroxide
Repair kits contain sulphuric acid
Rust is when a metal breaks down
Food leaves acids in mouth
If you have too much hydrochloric acid in your stomach
Contains magnesium hydroxide
Usually powder or tablet
Lime is Calcium Oxide
Contain Carbon and Sulphur
Burning makes Acidic Gases
Oxygen reacts with metal
Acids cause decay
