annoying reactions

• mr w encourages rotting in his compost heap
• some reactants create undesirable effects like rotting or rusting we can apply methods to prevent this
• he discourages it in the kitchen micro organisms like mould,fungi and insects
• how do you prevent mould?

  sealed in tubs

  freezer/fridge

  dried food

  cooking
• iron+oxygen=iron oxide (with water)
• how to prevent rust?


  painting

  oiling

  glazing

  chrome plating

  glavingsing