You can use a variety of products to create a natural safe green all purpose cleaner.
Use a spray bottle for any of these combination's.
Lemon Juice - Use 1/2 part lemon juice to 1/2 part cool water.
Vinegar - Add 1/2 part vinegar to 1/2 part cool water.
Tea Tree Oil - Add 15 drops of tea tree oil to your spray bottle of water.
You can even combine all of the above to make a stronger homemade all purpose cleaner:
1/2 vinegar to 1/2 water
3 tablespoons lemon juice
15 drops tea tree oil
Happy safe and green cleaning!