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.
The lead inside the pencil is made from Graphite which is a natural form of carbon. The heavy metal Lead has never been used in pencils since its invention. If lead have been â¦ used instead of graphite the users of pencils may not be alive because lead and its compounds are very toxic.2 people found this useful.iamonds and pencil lead are made entirely of the element carbon (C, atomic # 6). Graphite is the correct term for pencil lead, which obviously isn't really lead. Diamond â¦ and graphite are allotropes, which means different atomic arrangements of the same element.