Your client is planning to purchase new machines for the factory and has a plan of disposing old machines. Your client read an article on sustainability accounting that discusses ethical purchase and thoughtful use and disposal of machines. The client has emailed you to know whether the purchase, use and disposal of machines can have social and environmental impacts and how these impacts may be recorded. He needs your advice on this matter. Required- Advise your client about the potential social and environmental accounting related issues with the purchase, use and disposal of Property, Plant and Equipment by providing some examples.