You can't change the world without a certain amount of healthy willingness to break the rules.

Fertilizers are chemicals added to plants to help them grow. Important elements in fertilizers include nitrogen, phosphorus and potassium. Manure (animal waste) is also used as a fertilizer.

There are over 200,000 identified plant species and the list is growing all the time.

Onions might taste good but they can be painful to chop. A gas is released when you cut onions that irritates you eyes, the tears you produce while this happens are your body's way of washing it from your eyes.