Weigh the cost of building versus the return on your investment in the balance and you may find a granny flat can offer a great return for years to come and can add value to your home should you decide to sell. *Cost and prices in this article are indicative and should only be used as a guide.
The needles are generally made of a heat-treatable stainless steel or carbon steel. To prevent corrosion, many are nickel plated. Depending on the style of device used, the main body of the tube can be made of plastic, glass, or both.
1 Naturally occurring: These are made from the liquid harvested from the unripe seed pods of the opium poppy flower. 2  Examples include codeine and morphine. 3  Semi-synthetic: These are made by modifying the chemical structure of a naturally occurring opioid. 4  Examples include heroin and oxycodone.