Leather Technology (Diploma / Polytechnic) Interview Questions & Answers — commonly asked polytechnic diploma interview and campus placement questions with clear, practical answers. Tap any question to open its answer. Showing the first 50 questions free. The complete 250-question bank is available as a PDF below. Leather Technology — Diploma Interview Q&A Q1 What is Leather Technology? Answer Leather Technology is the branch of technology concerned with converting animal hides and skins into useful leather through processes such as preservation, beamhouse operations, tanning, dyeing, fatliquoring, drying, finishing, and testing. It also deals with leather quality, chemicals, machinery, and environmental management. Q2 What is leather? Answer Leather is a durable material produced by treating animal hide or skin so that the collagen structure becomes resistant to decomposition. Tanning stabilizes the collagen fibres and gives leather useful properties such as strengt...