Rizul Bhattacharya after leaving his job wanted to start a Private Limited Company with his son. His son was keen that the company may start manufacturing of Mobile-phones with some unique features. Rizul Bhattacharya felt that the mobile phones are prone to quick obsolescence and a heavy fixed capital investment would be required regularly in this business. Therefore he convinced his son to start a furniture business. Identify the factor affecting fixed capital requirements which made Rizul Bhattacharya to choose furniture business over mobile phones.